Answer:
8/12
Step-by-step explanation:
12/12-4/12=8/12
The odds against the team winning their next game are 2:1.
To calculate the odds against a team winning their next game, we need to first calculate the probability of them losing the game. We can do this by subtracting the probability of winning from 1.
Probability of losing = 1 - Probability of winning
Probability of losing = 1 - 4/12
Probability of losing = 8/12
Now, to calculate the odds against winning, we divide the probability of losing by the probability of winning.
Odds against winning = Probability of losing / Probability of winning
Odds against winning = (8/12) / (4/12)
Odds against winning = 2
Therefore, the odds against the team winning their next game are 2:1.
The odds against a team winning represent the ratio of the probability of losing to the probability of winning. It helps to understand how likely an event is to occur by expressing it as a ratio.
The odds against the team winning their next game are 2:1, which means that for every two chances of losing, there is only one chance of winning.
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Arianys wants to ride her bicyle 55.5 miles this week. she has already ridden 19 miles. if she rides 5 more days, which equation could be used to determine, m, the average number of miles she would have to ride to meet her goal?
Answer:4.6 miles for 5 days
Step-by-step explanation:
37 - 14 = 23
23 divided by 5 = 4.6
Answer:4.6 miles
Step-by-step explanation: she has already ridden 14 miles so 5 mroe days is 4.6 miles
Which of the following is not a number represented on the number line below?
-10 -3 -6
++
0 2 4 6
4
-2
8
10
A. 1
B. -3
C. 5
D. -6
Please select the best answer from the choices provided
B
o o o o
Answer:
B.) -3
Step-by-step explanation:
-3 is the only point thats NOT on the line.
Answer:
-3
Step-by-step explanation:
B
Emma bought 5 peices of candy from a candy disencer. Each peice of candy costs $0.75. How much money did she spend on candy?
Answer:
$3.75
Step-by-step explanation:
5*0.75 = 3.75
Just multiply the two numbers together.
Answer:
$3.75
Since she claimed that she purchased 5 pieces of candy, each of which cost 0.75, one piece of candy costs 0.75. Since each one costs 0.75, you must multiply 0.75x5 which is 3.75.
Hence, she spent $3.75 on candy
The slope of line:
-6x-3y = 12
Fill in the blank. When a data value is converted to a standardized scale representing the number of standard deviations the data value lies from the mean, we call the new value a _____ . When a data value is converted to a standardized scale representing the number of standard deviations the data value lies from the mean, we call the new value a ____.
When a data value is converted to a standardized scale representing the number of standard deviations the data value lies from the mean, we call the new value a Z-Score.
In statistics, each mathematical formula and each element has an internationally recognised name. This is to ensure that everyone in the world understands what every researcher has to say in every letter. A statistic that tells the number of standard deviations a data value is above or below the mean is called a z-score. And its formula is, Z = (X − μ)/σ
where, μ--> population mean,
σ --> population standard deviation and
x --> the raw-score.
Hence, when a data value is converted to a standardized scale, new value, Z-Score is representing the number of standard deviations the data value lies from the mean.
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A firm experiences_______ if inputs are doubled and output more than doubles. diminishing marginal rate of technical substitution diminishing marginal product decreasing returns to scale increasing returns to scale
A firm experiences increasing returns to scale if inputs are doubled and output more than doubles.
When the firm's output grows at a faster rate than the growth in inputs, increasing returns to scale result. In this case, the company experiences economies of scale, which makes it more effective as it grows its production.
The firm is able to boost productivity and efficiency as it expands its scale of operations if inputs are doubled and output more than doubles.
This can be ascribed to a number of things, including specialisation, labour division, the use of capital-intensive technology, discounts for bulk purchases, and spreading fixed costs over a higher output. Lower average costs per unit of output result in higher profitability and competitiveness for the company.
The firm gains a number of benefits from growing returns to scale. First off, it lets the company to benefit from cost savings brought about by economies of scale, allowing it to manufacture goods or services for less money per unit. This may enable more competitive pricing on the market or result in larger profit margins.
Second, raising returns to scale can result in better operational effectiveness and resource utilisation. As the company grows in size, it will be able to use resources more wisely and profit from production volume-related synergies.market prices that are competitive.
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convert 3.2 kilometers to meters
Answer:
3200
Step-by-step explanation:
Answer:
3200
Step-by-step explanation:
one kilometer = 1000
3.2 * 1000
PLEASE HELP this seems like a lot but trust me it's not! You will get a lot of points for this! Please dont waste it! I'm so stressed rn and I need help!
A quadratic function models the graph of the parabola. The quadratic functions, y=x^2 and y= x^2+3, are modeled in the graphs if the parabolas shown below.
Determine which situation best represents the scenario shown in the graph of the quadratic functions y=x^2 and y= x^2+3. Select all that apply.
-From x=-2 to x=0, the average rate of change for both functions is positive
- From x=-2 to x=0, the average rate of change for both functions is negative
- For the quadratic function y=x^2+3 the coordinate (2,7) is a solution to the equation of the function
-The quadratic function y=x^2+3has an c intercept at the origin
- The quadratic function y=x^2 has an c intercept at the origin
-For the quadratic function y=x^2 the coordinate (2,3) is the solution to the equation of the function
Answer:
a,b,d,e is the answer got it right on edge2021
Step-by-step explanation:
HELP PLS THE QUESTION IS ALL IN THE PHOTO THE LENGTH OF A FOOTBALL IS 11 INCHES
Which option distinguishes the element that needs to be adjusted on the chart in the following scenario?
Donna just completed her demographic chart for her final social studies project on population growth. Her
teacher returns it and says her independent variable is incorrect and needs to be changed.
title
O y-axis value
O legend
Ox-axis value
833
Sign out
Jan 16
An answer option which distinguishes the element that needs to be adjusted on the chart in the following scenario is: C. x-axis value.
What are the types of variables?In an experiment, there are two (2) main types of variables and these include the following:
Dependent variable.Independent variable.What is an independent variable?In Mathematics, an independent variable can be defined as the variable that is being manipulated by an experimenter or researcher. This ultimately implies that, an independent variable is typically considered to be the cause in an experiment and it is represented by the x-axis value on a graph.
In this scenario, we can reasonably infer and logically deduce that the independent variable (x-axis value) represents the element that should be adjusted on Donna's demographic chart on population growth.
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Convert the equation to
slope-intercept form:
x – 2y = 2
Answer:
y=(2-X)/-2
Step-by-step explanation:
isolate y by itself
move x to the right side of equation
then divide your left side by -2 to isolate y
The slope intercept form of the given line equation is y = x/2 - 1.
The given equation of a line is x-2y=2.
The slope intercept form of a straight line is one of the most common forms used to represent the equation of a line. The slope intercept formula can be used to find the equation of a line when given the slope of the straight line and the y-intercept.
The standard form of the slope intercept form is y=mx+c.
Here, the equation can be written in slope intercept form as
x-2y = 2
2y = x-2
y = x/2 - 2/2
y = x/2 - 1
Therefore, the slope intercept form of the given line equation is y = x/2 - 1.
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The perimeter of a triangle is 240 cm. The lengths of the sides are 3:4:5.Calculate the lengths of the longest and shortest sides.
Answer:
60cm and 100cm
Step-by-step explanation:
12 parts in total
240/12 is 20
each part is 20
3x20 is 60 and 5x20 is 100
The sides of a triangle with positive area have lengths 4, 6 and x . The sides of a second triangle with positive area have length 4, 6 and y. The smallest positive number that is not the positive number that is not the possible value of | x - y | is ( x and y are integer ) a. 2 b. 4 c. 6 d. 8
The value of |x - y| which is not possible is 8.
Here we have to find the value of | x - y| which is not possible.
Given data:
The sides of a triangle are 4,6 and x and the other sides of a triangle are 4, 6, and y.
We know the fact that the sum of the lengths of two sides of a triangle is always greater than the third side.
Let us take the minimum and maximum values of the third side as x and y.
Minimum value is ≥ 6 - 4 that is ≥ 2
Maximum value is ≤ 6 + 4 that is ≤ 10
So, | x - y | ≤ | 10 - 2| that is ≤ 8.
The smallest positive number that is not the possible value of | x - y| is 8.
Therefore the value of | x-y| which is not possible is 8.
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What is the value of 1/4 divided by 5/7
Answer: 7/20
Step-by-step explanation:
\(\frac{\frac{1}{4} }{\frac{5}{7} }\)
Multiply by the reciprocal of the denominator
\(\frac{1}{4} *\frac{7}{5}\)
Multiply straight across
1*7=7
4*5 = 20
so:
\(\frac{7}{20}\)
Answer:
7/20
Step-by-step explanation:
\((1/4)/(5/7)=(1)(7)/(4)(5)=7/20\\\)
Hope this helps
A student creates a pattern using division.
10 000, 1000, 100, …
At which term number will the term be the first decimal number in the pattern?
Term 5 Term 6 Term 7
10, 000 = temr 1
1000 = term 2
100 = term 3
Term 6 = 0.1, the first decimal numberr
pls help asap if you can!!!!
The statement that proves that angle XWY is equal to angle ZYW is
A. If two parallels are cut by a transverse, then alternate interior angles are congruent
What are alternate interior anglesAlternate interior angles are a pair of angles that are formed on opposite sides of a transversal line when two parallel lines are intersected by the transversal.
When a transversal intersects two parallel lines, it creates eight angles. Among these angles, the alternate interior angles are located on the inside of the parallel lines and on opposite sides of the transversal.
In a parallelogram, the two opposite sides are parallel to each other hence the line crossing them will lead to formation of alternate interior angles
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HOW TO DO THIS QUESTION PLEASE
Construct both a 98% and a 80% confidence interval for B₁. B₁=46, s=5.7, SSzz = 57, n = 12 98%:
To construct a 98% confidence interval for B₁, we can use the t-distribution since the sample size is small (n = 12).
Given the sample mean (B₁ = 46), sample standard deviation (s = 5.7), and sum of squares (SSzz = 57), we can calculate the confidence interval.
The formula for a confidence interval is:
Confidence Interval = Sample Mean ± (Critical Value * Standard Error)
For a 98% confidence level and n = 12, the critical value is approximately 2.681 (obtained from a t-distribution table).
The standard error is calculated as the sample standard deviation divided by the square root of the sample size (s / √n).
Plugging in the values:
Standard Error = 5.7 / √12 ≈ 1.647
Confidence Interval = 46 ± (2.681 * 1.647)
Therefore, the 98% confidence interval for B₁ is approximately (42.21, 49.79).
In conclusion, we can be 98% confident that the true value of B₁ falls within the range of 42.21 to 49.79 based on the given sample data.
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11. A rectangle has a diagonal of length 10 units and one side of length 6 units.
How many units long is the perimeter of the rectangle?
The required perimeter of the rectangle is 28 units.
The rectangle is 4 sided geometric shape whose opposites are equal in lengths and all angles are about 90°.
Here,
Let's denote the length of the rectangle as L and the width as W. We know that the diagonal of the rectangle has a length of 10 units, and we can use the Pythagorean theorem to relate the length, width, and diagonal,
L² + W² = diagonal² [= 10² = 100]
We also know that one side of the rectangle has a length of 6 units, which we can assume is the width W. Therefore, we can solve for the length L,
L² + 6² = 100
L² = 100 - 36
L² = 64
L = 8
So the length of the rectangle is 8 units.
To find the perimeter of the rectangle, we can use the formula P = 2L + 2W, where L is the length and W is the width:
P = 2(8) + 2(6)
P = 16 + 12
P = 28
Therefore, the perimeter of the rectangle is 28 units.
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how many solutions are there to the given equation if x1 ≥ 1, x2 ≥ 2, x3 ≥ 3, x4 ≥ 4, x5 ≥ 5, and x6 ≥ 6?
There are 28 nonnegative integer solutions to the equation x1+x2+x3+x4+x5+x6 = 29, given the constraints x1 ≥ 1, x2 ≥ 2, x3 ≥ 3, x4 ≥ 4, x5 ≥ 5, and x6 ≥ 6.
1. To make the problem easier, we can first subtract the minimum value of each variable from both sides of the equation:
x1' = x1 - 1, x2' = x2 - 2, x3' = x3 - 3, x4' = x4 - 4, x5' = x5 - 5, x6' = x6 - 6.
2. Then, the equation becomes:
x1' + x2' + x3' + x4' + x5' + x6' = 29 - (1 + 2 + 3 + 4 + 5 + 6) = 29 - 21 = 8.
Now we need to find nonnegative integer solutions to this new equation.
3. We can use the stars and bars technique. Since there are six variables (x1', x2', x3', x4', x5', and x6'), we have five dividers to separate the stars (representing the numbers). We need to distribute 8 stars among 6 variables.
4. We can consider placing 8 stars and 5 dividers in a row. There are (8 + 5) = 13 positions, and we can choose 5 of them for the dividers. So, the total number of ways to distribute the 8 stars among the 6 variables is:
C(13, 5) = 13! / (5! * 8!) = 1287.
5. Since x1' = x1 - 1, x2' = x2 - 2, x3' = x3 - 3, x4' = x4 - 4, x5' = x5 - 5, and x6' = x6 - 6, we have:
x1 = x1' + 1, x2 = x2' + 2, x3 = x3' + 3, x4 = x4' + 4, x5 = x5' + 5, and x6 = x6' + 6.
6. Given the initial constraints, there is a one-to-one correspondence between the solutions of the original equation and the transformed equation. Therefore, there are 1287 - 1259 = 28 nonnegative integer solutions to the original equation.
Note: The question is incomplete. The complete question probably is: How many nonnegative integer solutions are there to the equation x1+x2+x3+x4+x5+x6 = 29, if x1 ≥ 1, x2 ≥ 2, x3 ≥ 3, x4 ≥ 4, x5 ≥ 5, and x6 ≥ 6?
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help on math question pls!!
\(-5*(-7)=35\)
\(|35|=35\)
\(-1*35=-35\)
Hope this helps.
頑張って!
When is the exponential smoothing model equivalent to the naive forecasting model?
- a = 0
- a = 0.5
- a = 1
- never
Answer:
Step-by-step explanation:
a=0.5
Find the critical t-value that corresponds to 90% confidence. Assume 16 degrees of freedom. (Round to three decimal places as needed.)
1.746 is the critical t value that corresponds to 90% confidence.
To find the critical t-value that corresponds to 90% confidence with 16 degrees of freedom, follow these steps:
1. Determine the desired confidence level: 90%
2. Calculate the corresponding significance level (alpha) by subtracting the confidence level from 100%: 100% - 90% = 10%
3. Divide the significance level by 2 to get the value for a two-tailed test: 10% / 2 = 5%
4. Look up the critical t-value in a t-distribution table using the degrees of freedom (16) and the 5% value.
From the t-distribution table, the critical t-value for 16 degrees of freedom and 90% confidence is approximately 1.746.
So, the CRITICAL T VALUE that corresponds to a 90% CONFIDENCE level with 16 DEGREES FREEDOM is 1.746, rounded to three decimal places.
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2 + 7c – 4c2 – 3c + 4
Answer:-4c^2+4c+6
Step-by-step explanation:
Hope that’s what ur looking for:)
Answer:
2 + 7c – 4c2 – 3c + 4
4c∧2 + 4c + 6
Step-by-step explanation:
find the z-score such that the interval within standard deviations of the mean for a normal distribution contains 87% of the probability.
The Z-score of the interval within standard deviations of the mean for a normal distribution contains 87% of the probability is 1.11 (rounded to two decimal places).
To find the z-score such that the interval within standard deviations of the mean for a normal distribution contains 87% of the probability, we need to use the standard normal distribution table (Z-table) or a calculator that has the inverse normal function.
The standard normal distribution is a normal distribution with a mean of zero and a standard deviation of 1. It is denoted by the letter Z. Z-scores measure the number of standard deviations a data point is from the mean of the data set. A positive Z-score indicates a data point is above the mean, while a negative Z-score indicates a data point is below the mean.
To find the Z-score such that the interval within standard deviations of the mean for a normal distribution contains 87% of the probability, we first need to find the probability that is outside the interval. Since the interval is within standard deviations of the mean, we can use the empirical rule or the 68-95-99.7 rule to find the probability that is outside the interval.
The 68-95-99.7 rule states that 68% of the probability lies within 1 standard deviation of the mean 95% of the probability lies within 2 standard deviations of the mean 99.7% of the probability lies within 3 standard deviations of the mean. Since we are interested in the interval within standard deviations of the mean that contains 87% of the probability, we can assume that the interval is 1 standard deviation away from the mean.
Using the 68-95-99.7 rule, we can find the probability that is outside the interval:
100% - 68% = 32%
Since the probability that is outside the interval is 32%, we want to find the Z-score that corresponds to the probability of 16% on either side of the mean. We use the Z-table or a calculator that has the inverse normal function to find the Z-score that corresponds to a probability of 0.16.
From the Z-table, the Z-score that corresponds to a probability of 0.16 is 1.11 (rounded to two decimal places).
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Astorepays$55foracoat.Thestoremarksupthepriceby40%.Whatistheamountofthemark-up?
The price of the coat after a 40% increase in price will be $77.
What is the percentage?The amount of any product is given as though it was a proportion of a hundred. The ratio can be expressed as a quarter of 100. The phrase % translates to one hundred percent. It is symbolized by the character '%'.
The percentage is given as,
Percentage (P) = [Final value - Initial value] / Initial value x 100
A store pays $55 for a coat. The store marks up the price by 40%. Then the marked price is calculated as,
P = $55 x (1 + 0.40)
P = $55 x 1.40
P = $77
The price of the coat after a 40% increase in price will be $77.
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the box plots below show the heights (in centimeters) of the players on the university of maryland women's basketball and field hockey teams. 2 horizontal boxplots titled basketball team and field hockey team are graphed on the same horizontal axis, labeled height, in centimeters. the boxplot titled basketball team has a left whisker which extends from 165 to 173. the box extends from 173 to 191 and is divided into 2 parts by a vertical line segment at 188. the right whisker extends from 191 to 203. the boxplot titled field hockey team has a left whisker which extends from 157 to 160. the box extends from 160 to 168 and is divided into 2 parts by a vertical line segment at 163. the right whisker extends from 168 to 178. all values estimated. which pieces of information can be gathered from these box plots? choose all answers that apply: choose all answers that apply: (choice a) the basketball players are taller on average. a the basketball players are taller on average. (choice b) the heights of the basketball players vary noticeably more than those of the field hockey team. b the heights of the basketball players vary noticeably more than those of the field hockey team. (choice c) none of the above c none of the above
Pieces of information can be gathered from these box plots are:
(a) On average, the basketball players are taller.
(b) The heights of the basketball players vary noticeably, more than field hockey team.
What is indetail explaination of the both answer?From the given information, we can gather the following pieces of information:
(a) The basketball players are taller on average. This can be inferred from the fact that the median (the vertical line segment within the box) of the basketball team's heights (188 cm) is higher than the median of the field hockey team's heights (163 cm).
(b) The heights of the basketball players vary noticeably more than those of the field hockey team.
This can be inferred from the interquartile range (IQR) of the basketball team's heights, which is from 173 cm to 191 cm (a difference of 18 cm), and the IQR of the field hockey team's heights, which is from 160 cm to 168 cm (a difference of 8 cm).
Additionally, the whiskers of the basketball team's boxplot are longer than those of the field hockey team's boxplot, indicating that there is greater variability in the heights of the basketball players.
Therefore, the correct answers are (a) the basketball players are taller on average and (b) the heights of the basketball players vary noticeably more than those of the field hockey team.
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Which of the equations shown have infinitely many solutions ? Select all that apply. A. 3x-1=3x+1, B. 2x-1=1-2x, c 3x-2=2x-3, D 3(x-1)=3x-3, E. 2x+2=2(x+1), F. 3(x-2)=2(x-3)
Answer:
The equations that have infinitely many solutions are;
\(\begin{gathered} 3(x-1)=3x-3 \\ 2x+2=2(x+1) \end{gathered}\)Explanation:
For an equation to have infinitely many solutions, the left-hand side of the equation and the right side of the equation must be equivalent/equal.
That means that the expression before the equal sign must be equivalent to the expression after the decimal.
such as;
\(\begin{gathered} x=x \\ x+3=x+3 \\ 2x=2(x) \\ 4x+4=4(x+1) \end{gathered}\)From the given equation, the equations that have their left and right sides equivalent are;
\(\begin{gathered} 3(x-1)=3x-3 \\ 3x-3=3x-3 \\ \\ 2x+2=2(x+1) \\ 2x+2=2x+2 \end{gathered}\)Therefore, the equations that have infinitely many solutions are;
\(\begin{gathered} 3(x-1)=3x-3 \\ 2x+2=2(x+1) \end{gathered}\)What angular resolution would you need to see the Sun and Jupiter as distinct points of light? Express your answer in arcseconds to two significant figures. Jupiter 195| ΑΣΦ % ? 11 Suppose you were looking at our own solar system from a distance of 6.0 light-years.
An angular resolution of 0.56 arcseconds is required to see the Sun and Jupiter as separate objects. This is an extremely small angle and would necessitate the use of a large telescope.
Angular resolution is defined as the minimum angle between two objects that enables a viewer to see them as distinct objects rather than as a single one. A better angular resolution corresponds to a smaller minimum angle. The angular resolution formula is θ = 1.22 λ / D, where λ is the wavelength of light and D is the diameter of the telescope. Thus, the angular resolution formula can be expressed as the smallest angle between two objects that allows a viewer to distinguish between them. In arcseconds, the answer should be given to two significant figures.
To see the Sun and Jupiter as distinct points of light, we need to have a good angular resolution. The angular resolution is calculated as follows:
θ = 1.22 λ / D, where θ is the angular resolution, λ is the wavelength of the light, and D is the diameter of the telescope.
Using this formula, we can find the minimum angular resolution required to see the Sun and Jupiter as separate objects. The Sun and Jupiter are at an average distance of 5.2 astronomical units (AU) from each other. An AU is the distance from the Earth to the Sun, which is about 150 million kilometers. This means that the distance between Jupiter and the Sun is 780 million kilometers.
To determine the angular resolution, we need to know the wavelength of the light and the diameter of the telescope. Let's use visible light (λ = 550 nm) and assume that we are using a telescope with a diameter of 2.5 meters.
θ = 1.22 λ / D = 1.22 × 550 × 10^-9 / 2.5 = 2.7 × 10^-6 rad
To convert radians to arcseconds, multiply by 206,265.θ = 2.7 × 10^-6 × 206,265 = 0.56 arcseconds
The angular resolution required to see the Sun and Jupiter as distinct points of light is 0.56 arcseconds.
This is very small and would require a large telescope to achieve.
In conclusion, we require an angular resolution of 0.56 arcseconds to see the Sun and Jupiter as separate objects. This is an extremely small angle and would necessitate the use of a large telescope.
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What is the proportion you used to solve: what percentage of 35 is 28?
Answer:
divide each side by 7 equals 4/5
Answer:
80 %
Step-by-step explanation: