By using hypothesis testing,
H₀: The voting preference of men and women are not different.
Hₐ: The voting preference of men and women are not different.
What is hypothesis testing, and how can it be used?
In statistics, hypothesis testing is the process by which a population parameter assumption is put to the test.
Depending on the type of data used and the goal of the research, the analyst will choose a certain approach. Utilizing sample data, hypothesis testing is a method used to determine whether a hypothesis is tenable.
A hypothesis test for two proportions can be used to determine whether the preference of men differ from women in case of voting.
A Chi-square test contingency table can be used to perform the test.
The hypothesis can be defined as:
H₀: The voting preference of men and women are not different.
Hₐ: The voting preference of men and women are not different.
The test statistic is
x² = Raw total × column total/N
Decision rule
If the p-value of the Chi-square test statistic is less than the significance level α = 0.01 then the null hypothesis will be rejected. And if the p-value is more than the significance level then the null hypothesis will not be rejected.
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Write and solve a system of THREE inequalities that models the situation below.
Terrence is going to make and sell cupcakes and giant cookies as a fundraiser to earn money for his bank uniform. He sells the cupcakes for $1.25 each and the cookies for $0.75. He knows he will sell at least 10 cupcakes and 24 cookies. He wants to make at least $50. Find a possible combination of cupcakes and cookies he needs to sell to meet his goal.
Answer:
x = cupcakes
y = cookies
3x + 1y ≥ 205
x cupcakes at $3 each plus y cookies at $1 each is greater than or equal to $205
Step-by-step explanation:
Find the value of x that makes m||n
Using alternating and corresponding angle theorems, the values of x are 11, 4, -4 and 10 respectively
Alternating and Corresponding Angle TheoremAlternate angle theorem states that when two parallel lines are cut by a transversal, then the resulting alternate interior angles or alternate exterior angles are congruent.
1)
9x + 8 = 107 (alternating angles are equal)
9x + 8 = 107
9x = 107 - 8
9x = 99
x = 11
2)
20x = 80 (alternating angles are equal)
20x = 80
x = 4
3)
x + 84 = 80 (corresponding angles are equal)
x = 80 - 84
x = -4
4) 120 + 6x = 180
This is gotten from applying alternating angle theorem and angle on a straight line theorem
120 + 6x = 180
6x = 180 - 120
6x = 60
x = 10
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The area of the triangle below is 30m2
. If you positioned a congruent triangle, as shown by the dotted triangle, to make a parallelogram, what would the area of the parallelogram be?
Answer:
Step-by-step explanation:
/D. There is not enough information to awnser this question
What is the value of x when 1 3 x = 9 1 3 ?
Answer:
70.2307692308
Rounding to the nearest whole number is 70
70.23 is the best answer
Step-by-step explanation:
Divide 913 and 13 to get the answer
according to your text, which of the following is the primary source of primate endangerment today? habitat destruction human diseases social stress and dislocation use of primates for pets
Based on the text, the primary source of primate endangerment today is habitat destruction.
Habitat destruction is considered the primary source of primate endangerment based on various factors mentioned in the text. Primates, like many other species, heavily rely on their natural habitats for survival, including food, shelter, and breeding. However, human activities such as deforestation, urbanization, and land conversion for agriculture or infrastructure development have significantly reduced and fragmented primate habitats.
Habitat destruction leads to the loss of critical resources and disrupts the ecological balance necessary for primate populations to thrive. As their habitats shrink, primates face increased competition for limited resources, reduced access to food and water sources, and decreased opportunities for successful reproduction and rearing of offspring. This loss of habitat also exposes primates to increased vulnerability to predation, disease transmission, and human-wildlife conflicts.
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After working for 6 hours kevin earned 51.00. what is kevin's unti rate
Answer:
Kevin's unit rate is 8.5. This means Kevin earns $8.5 ever hour.
Step-by-step explanation:
51.00/6.
Hope this helps! :)
Answer:
He earns 8.5 every hour.
Step-by-step explanation:
You would have to find how much he earns every hour
6:51, divide 6 on both sides
1:8.5, earns 8.5 every 1 hour.
what is the answer to this equation: 1/2(4x-10)+5=x-11
Answer:
x= -11
Step-by-step explanation:
2x-5+5=x-11
2x=x-11
x=-11
absolute value of -3 |xy|
Answer:
|-3| = 3
Step-by-step explanation:
Please help with question 11! BRAINLIEST to correct answer!!
Answer:
No
Step-by-step explanation:
you can see that they can not go into each other and come out correct so the answer would have to be no (we were working on this same thing)
Answer:
Step-by-step explanation:
False
Adrian bought a car worth $12000 on 36 easy installments of $375. Answer the following questions. (1) How much total amount did Adrian pay in 36 months? Answer: Total payment A = $ (2) Identify the letters used in the simple interest formula I = Prt. I= $ P= $ and t years. (3) Find the rate of interest in percentage. Answer: r %. ASK YOUR TEACHER
3) since we don't have the information about the interest paid (I), we cannot determine the rate of interest at this time.
(1) To find the total amount Adrian paid in 36 months, we can multiply the monthly installment by the number of installments:
Total payment A = Monthly installment * Number of installments
= $375 * 36
= $13,500
Therefore, Adrian paid a total of $13,500 over the course of 36 months.
(2) In the simple interest formula I = Prt, the letters used represent the following variables:
I: Interest (the amount of interest paid)
P: Principal (the initial amount, or in this case, the car worth)
r: Rate of interest (expressed as a decimal)
t: Time (in years)
(3) To find the rate of interest in percentage, we need more information. The simple interest formula can be rearranged to solve for the rate of interest:
r = (I / Pt) * 100
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PLS, HELP WILL MARK BRAINLIEST, Drag each tile to the correct box. Not all tiles will be used.
Find the increasing functions. Then arrange the increasing functions in order from the least to the greatest rate of change.
Answer:1 tile 2 box 2 tile 1 box 3 tile 5 box 4 tile 6 box 6 tile 4 box
Step-by-step explanation: math
The ascending order of increasing functions are,
y = (3/4)x - 10 < y = (1/2)x - 2 < y = (4/3)x - 7/3 < y = (3/2)x - 11/2
< y = (5/2)x + 10.
What are lines and their slopes?The equation of a line in slope-intercept form is y = mx + b.
Where slope = m and b = y-intercept.
The y-intercept, or (0,b), is the point where the line crosses the y-axis at x = 0. The slope represents the rate of change of the y-axis relative to the x-axis.
When the equation of the form y = mx + b, the slopes of the function can be used to sort them in ascending order.
The equations in ascending order are,
y = (3/4)x - 10 < y = (1/2)x - 2 < y = (4/3)x - 7/3 < y = (3/2)x - 11/2
< y = (5/2)x + 10.
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The agricultural practice of irrigation leaves behind which pollutant in the
soil?
O A. Salt
B. Acidic compounds
C. Nitrogen compounds
D. Pesticides
The answer is Salt !!
what percent of 240$ is 12$
Answer:
I think its 5%
12/240=0.05
0.05=5%
Sorry if its wrong I haven't studied about percentages yet in school
Answer:
5%
Step-by-step explanation:
12/240=0.05
which is 5 percent so 12/240=0.05=5%
From past experience, a restaurant owner has determined that 40% of those who visit her restaurant will spend at least $125. if 8 people will visit her restaurant tomorrow, find the probability that: hint: the number of people who spend at least $125 has a binomial distribution. (a) 4 will spend at least $125
The probability is 0.2322.
From the question, we have
Probability that the person who visit her restaurant will spend at least $125 is : p = 0.4
Total number of people : n= 8
Probability that 4 will spend at least $125,
P(X=4)= 8C4(0.40)^4 (1-0.4)^4
=0.2322
Probability:
Probability is another word for possibility. This area of mathematics examines how random events happen. The value might be between 0 and 1. Mathematicians have used probability to forecast the likelihood of certain events. In general, probability relates to how likely something is to happen. You can better understand the potential results of a random experiment by using this fundamental theory of probability, which also holds true for the probability distribution. Utilize probability to ascertain how likely something is to occur. Many things are difficult to foresee with absolute confidence.
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the reading on the thermometer reads 10°C and the temperature rises 30°C what will the new reading be
Answer:
40c
Step-by-step explanation:
it starts at 10c and goes up 30c you can just add 30 to 10 to get 40
The solution is, 40°C will be the new reading.
What is addition?
Addition is a way of combining things and counting them together as one large group. ... Addition in math is a process of combining two or more numbers.
here, we have,
given that,
the reading on the thermometer reads 10°C
and the temperature rises 30°C
now, we have to add the temperature ,
so, the new reading will be,
30+10
=40°C
Hence, The solution is, 40°C will be the new reading.
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Assume that a procedure yields a binomial distribution with a trial repeated n=10 times. Use either the binomial probability formula (or technology) to find the probability of k=1 successes given the probability p=0.39 of success on a single trial. (Report answer accurate to 4 decimal places.) P(X=k) = ______ 2.) Assume that a procedure yields a binomial distribution with a trial repeated n=15 times. Use either the binomial probability formula to find the probability of k=15 successes given the probability q=0.29 of failure on a single trial. Hint: First find the probability of a success, p. (Report answer accurate to 4 decimal places.) P(X=k) = ______ 3.) A poll is given, showing 30% are in favor of a new building project. If 10 people are chosen at random, what is the probability that exactly 1 of them favor the new building project?
1) The probability of exactly 1 success is approximately 0.3547. 2) the probability of exactly 15 successes is approximately 0.0004. 3) the probability that exactly 1 person out of 10 favors the new building project is approximately 0.1211.
How to find the probability that exactly 1 of them favor the new building project1) Using the binomial probability formula, the probability of k=1 success given p=0.39 for a single trial and n=10 trials is:
P(X=1) = \((10 choose 1) * (0.39)^1 * (1-0.39)^{(10-1)}\)
Calculating this:
P(X=1) = \(10 * (0.39)^1 * (0.61)^9\)
≈ 0.3547
Therefore, the probability of exactly 1 success is approximately 0.3547.
2) Similarly, using the binomial probability formula, the probability of k=15 successes given q=0.29 for a single trial and n=15 trials is:
P(X=15) = (15 choose 15) * (0.29)^15 * (1-0.29)^(15-15)
Calculating this:
P(X=15) = \(1 * (0.29)^{15} * (0.71)^0\)
≈ 0.0004
Therefore, the probability of exactly 15 successes is approximately 0.0004.
3) For the poll where 30% are in favor of the new building project, the probability that exactly 1 out of 10 people chosen at random favor the project can be calculated using the binomial probability formula:
P(X=1) = (10 choose 1) *\((0.3)^1 * (1-0.3)^{(10-1)}\)
Calculating this:
P(X=1) = 10 * (0.3)^1 * (0.7)^9
≈ 0.1211
Therefore, the probability that exactly 1 person out of 10 favors the new building project is approximately 0.1211.
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which of the following statements is true? select all that applyA. m m
According to the graph, triangle JKL and triangle MNO are isosceles, where JL and MN are their respective bases.
It is important to know that the base angles of an isosceles triangle are equal. Basically, angle J is congruent to angle L, angle M is congruent to angle N.
Additionally, angle K is greater than angle O because its opposite side is greater.
Hence, the right answers are A, B, and D.Two sides of a triangle measure 15 inches and 18 inches, respectively. Which of these is NOT a possible length for the third side of the triangle? A)4 inches B)18 inches C)24 inches D)36 inches
Answer:
i don't know I don't have ideas
If you are told N = 25 and K = 5, the df you would use is:
A.20
B.4,20
C.5,20
D.6,20
If N = 25 and K = 5, the degrees of freedom (df) you would use is C. 5,20.
Explain the answer more in detail below?This is because the formula for degrees of freedom in this case is (K-1)(N-1), which gives us (5-1)(25-1) = 4x24 = 96, and we divide by the total sample size (N) to get 96/25 = 3.84.
Since we cannot use a decimal for degrees of freedom, we round down to the nearest whole number, which gives us 3.
Therefore, the degrees of freedom for this scenario is 5-1 = 4 for the numerator and 25-1 = 24 for the denominator, which gives us a final answer of C. 5,20.
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Your family spends $30 for tickets to an aquarium and $3 per hour for parking. Write an equation that gives the total cost of your family’s visit to the aquarium as a function of the number of hours that you are there. If your family stays for 8 hours, how much money did your family spend for the visit?
Answer:
$54
Step-by-step explanation:
Total cost = ticket cost + parking cost:
C(x) = $30 + ($3/hr)x
An 8-hour stay would cost:
C(8) = $30 + ($3/hr)(8) = $54
The following cone has a slant height of 17
cm and a radius of 8
cm.
What is the volume of the cone?
Responses
480π
320π
544π
The formula for the volume of a cone is:
V = (1/3)πr²h
where r is the radius of the base, h is the height of the cone, and π is pi.
In this case, the slant height is given as 17 cm, which we can use with the radius to find the height of the cone using the Pythagorean theorem:
h² = s² - r²
h² = 17² - 8²
h² = 225
h = 15
Now that we have the height, we can plug in the values for r and h into the formula for the volume:
V = (1/3)π(8²)(15)
V = (1/3)π(64)(15)
V = (1/3)(960π)
V = 320π
Therefore, the volume of the cone is 320π cubic cm. Answer: 320π.
if the silver sheet costs $9.75 per cm^2, the copper sheet costs $3.25 per cm^2, and the stone costs $1.75 per cm^2, what is the materials cost for the brooch
AnswerAnswer:
Step-by-step explanation:
To determine the materials cost for the brooch, we need to know the area of each material used in the brooch. Let's say that the brooch is made up of a 5 cm x 5 cm square of silver, a 2 cm x 2 cm square of copper, and a 3 cm x 1 cm rectangle of stone.
The area of the silver sheet is 5 cm x 5 cm = 25 cm^2, so the cost of the silver is 25 cm^2 x $9.75/cm^2 = $243.75.
The area of the copper sheet is 2 cm x 2 cm = 4 cm^2, so the cost of the copper is 4 cm^2 x $3.25/cm^2 = $13.
The area of the stone is 3 cm x 1 cm = 3 cm^2, so the cost of the stone is 3 cm^2 x $1.75/cm^2 = $5.25.
Therefore, the total materials cost for the brooch is $243.75 + $13 + $5.25 = $262.
when rounding to the nearest hundred what is the greatest whole number that rounds to 500?
Answer:
499
Step-by-step explanation:
Identify if the question is
statistical or non statistical.
"How many students at your
school play soccer?"
Answer: Statistical
Step-by-step explanation:
I think its statistical because its quantitative data, meaning you can count it.
An artery of radius 3 mm sends blood to three smaller arteries that are all the same size. Each of the smaller arter
much blood to flow as the larger artery does. What is the radius, in mm, of one of the smaller arteries?
A)
3
B)
3T1
C)
V3
D)
2/3
9514 1404 393
Answer:
C) √3
Step-by-step explanation:
Treating this as a geometry problem, not a fluid dynamics problem, we assume the area of the smaller vessels must total that of the larger one. Then the ratio of areas of the smaller vessels to the larger one is 1/3. The ratio of radii is the square root of that: 1/√3.
Then the radius of the smaller arteries must be ...
(3 mm)(1/√3) = √3 mm
Find the missing length indicated. Leave your answer in simplest radical form.
For the given triangle the value of x will be 100.
What is the Pythagorean theorem?In a right-angled triangle, the square of the hypotenuse side is equal to the sum of the squares of the other two sides, according to Pythagoras's Theorem. The theorem can be used to determine how steep mountains or slopes are.
Given a right triangle shown in the picture attached below.
Where ∠DBC can be calculated using trigonometry
Since,
tan θ = height/ base
In triangle DBC, height = 64 and base = 48
tan θ = 64/48
tan θ = 4/3
∠DBC = θ = 53.13°
Since,
∠DBC + ∠ABD = 90(right angle)
53.13 + ∠ABD = 90
∠ABD = 36.869°
Using tangent to calculate the height of the triangle ABD
tan ∠ABD = (x-64)/48
3/4 = (x-64)/48
36 = x -64
x = 100
Therefore, the value of x is 100.
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Determine whether the following statement is somedmes, always, or never true. Justify your argument. The volume of a cone with radius r and height h equals the volume of a prism with height h. If the base area of the cone is 3 times as great as the base area of the prism, then the statement trise
The statement is sometimes true. It depends on the relationship between the radius of the cone, the height of the cone, and the height of the prism.
The volume of a cone is given by the formula\(V_{cone} = (1/3)\pi r^2h\), where r is the radius of the cone and h is the height of the cone.
The volume of a prism is given by the formula\(V_{prism} = Bh\), where B is the base area of the prism and h is the height of the prism.
To determine if the statement is true, we need to compare the volumes of the cone and the prism.
If the base area of the cone is 3 times as great as the base area of the prism, it means that \(B_{cone} = 3B_{prism\).
Substituting these values into the volume formulas, we have \(V_{cone} = (1/3)\pi r^2h\) and \(V_{prism} = 3B_{prism} h\).
By comparing these formulas, we can see that the volume of the cone is indeed three times the volume of the prism, given the condition that \(B_{cone} = 3B_{prism\).
However, it is important to note that this relationship depends on the specific values of the radius and height of the cone and the height of the prism. If these values do not satisfy the condition \(B_{cone} = 3B_{prism\), then the statement would not hold true. Therefore, the statement is sometimes true, but it is not always true.
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Mrs. Wright is planning her best friend's baby shower. She calculates that the food will cost $9 per guest, and she has already spent $43 on decorations.
Based on the questions, 13 guests are attending her best friend’s baby shower.
How did we get 13 guests as a result?Firstly, we need to write down the numbers that are already stated in the question.
The food will cost around $9 per guests. She spent $43 on decoration for the event. Then, she can afford to spend $160 for the event.43 + 9 × х = 160
Secondly, move the x to continue counting.
9x = 160 – 43
Thirdly, calculate the numbers above.
9x = 117
Then, move the X to get the answer.
X = \(\frac{117}{9}\)
Lastly, try to finish the division.
X = 13
In conclusion, the result shows that 13 guests attend Mrs. Wright’s best friend's baby shower.
The above question is about the algebraic word problem.
A word problem is a math question written in a short story scenario. Usually, it is a simple short story that is easy to understand.
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Cameron made a scale drawing of a house. The scale of the drawing was 1 inch = 1 foot.
What is the scale factor of the drawing?
Simplify your answer and write it as a fraction.
charles buys a pair of sneakers for 6.30. he wants to re-sell the pair of sneakers. he marks up the price by 40%. how much will he sell the pair of sneakers?
Answer:
Step-by-step explanation:
if Charles bought the sneakers for 6.30 and wants to re-sell them with 40% more,
first lets see how much is 40% of 6.30
(6.30*40)/100=2.52
he will resell the shoes with
6.30+2.52=8.82
Answer:
$\(8.82\)
Step-by-step explanation:
\(6.30 + 0.4\times6.30 = 8.82\)
\(\therefore\) Charles will sell the sneakers at a price of $\(8.82\)
Hope this helps :)