a. the median is 2
b. the mean number of goals conceded is 2
What to put in blank spaces including the y= and x+
Giving brainiest please help
Answer:
Not answer but this'll help solve
Step-by-step explanation:
Divide each weight on Earth by 6 to find the weight on the moon
Emery bought three cans of beans I had a total weight of 2.4 pounds each can of beans with the same amount which model correctly illustrates the relationship check all that apply
Answer:
Figure 2 and 3 are correct
Step-by-step explanation:
This question is incomplete, the figures are attached.
Number of cans of beans bought by Emery = 3
Total weight of cans = 2.4 pounds
Therefore the weight of each can = 2.4/4 = 0.8 pounds
The can be represented by the equation:
y = 0.8x, where x is the number of cans and y represents the total weight
From the graph of figure 1, weight of each can = 20/16 = 1.25 pounds. This is not correct
From the graph of figure 2, weight of each can = 8/10 = 0.8 pounds. This is correct
From the table of figure 3, weight of each can = 4/5 = 0.8 pounds. This is correct
From the table of figure 4, weight of each can = 5/4 = 1.25 pounds. This is not correct
At this speed, how many times might a
hummingbird flap its wings in 60 seconds?
Complete the table.
I set z=t=0(x,y,z,t)
and I got a partial solution (0,1,0,0).
I solved two homogeneous matrices once for z=1
and t=0
, then for z=0
and t=1
and I got two solutions (1,1,1,0)
and (1,1,0,1).
Then, I got (0,1,0,0)+a∗(1,1,1,0)+b∗(1,1,0,1
)
Therefore, all possible results are (0,1,0,0),(1,0,1,0),(1,0,0,1),(0,1,1,1)
Would this be correct?
The correct set of possible results would be (0, 1, 0, 0), (1, 2, 1, 0) and (1, 2, 0, 1).
Your approach seems to be correct, but there seems to be a minor mistake in your final list of possible solutions. Let's go through the steps to clarify.
Given the initial conditions z=t=0, you obtained a partial solution (0,1,0,0).
Next, you solved the homogeneous equations for z=1 and t=0, which resulted in a solution (1,1,1,0).
Similarly, solving the homogeneous equations for z=0 and t=1 gives another solution (1,1,0,1).
To find the general solution, you combine the partial solution with the solutions obtained in the previous step, using parameters a and b.
(0,1,0,0) + a(1,1,1,0) + b(1,1,0,1)
Expanding this expression, you get:
(0+a+b, 1+a+b, 0+a, 0+b)
Simplifying, you obtain the following set of solutions:
(0, 1, 0, 0)
(1, 2, 1, 0)
(1, 2, 0, 1)
Therefore, the correct set of possible results would be:
(0, 1, 0, 0)
(1, 2, 1, 0)
(1, 2, 0, 1)
Note that (0, 1, 1, 1) is not a valid solution in this case, as it does not satisfy the initial condition z = 0.
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hii please help i’ll give brainliest if you give a correct answer
Answer:
i think it'll be the first one and the last one
Step-by-step explanation:
A survey was given to a random sample of 400 residents of a town to determine whether they support a new plan to raise taxes in order to increase education spending. Of those surveyed, 168 respondents said they were in favor of the plan. Determine a 95% confidence interval for the proportion of people who favor the tax plan, rounding values to the nearest thousandth.
which of the following numbers would indicate the strongest relationship between two variables? group of answer choices -0.13 0.65 0.48 -0.72
The number 0.72 indicates the strongest relationship between two variables.
When examining the strength of the relationship between two variables, the absolute value of the correlation coefficient is used. The correlation coefficient ranges from -1 to 1, where 1 indicates a perfect positive correlation, -1 indicates a perfect negative correlation, and 0 indicates no correlation.
Among the given options, the number with the highest absolute value is 0.72. This indicates a relatively strong relationship between the variables. It suggests that there is a notable association between the two variables, although it may not be a perfect correlation. The positive or negative sign indicates the direction of the relationship (positive or negative), but the absolute value determines the strength.
Therefore, the number -0.72 indicates the strongest relationship between the two variables among the options provided.
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The sum of two numbers is -34. One number is 12 less than the other. Find the numbers.
The two numbers in this problem are given as follows:
x = -11, y = -23.
How to obtain the two numbers?The two numbers are obtained solving a system of equations, for which the variables are given as follows:
x and y.
The sum of two numbers is -34, hence:
x + y = -34.
One number is 12 less than the other, hence:
y = x - 12.
Replacing the second equation into the first, the value of x is given as follows:
x + x - 12 = -34
2x = -22
x = -11.
Hence the value of y is given as follows:
y = -11 - 12
y = -23.
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Tom is 4 inches taller than Sally together their heights equal 124 inches
a.create an equation to represent the situation.
b.Solve your equation
c. How tall is Sally?
d. How tall is Tom?
Answer:
Tom's height = x = 64 inches
Sally's height = y = 60 inches
Step-by-step explanation:
Let us represent
Tom's height = x
Sally's height = y
Tom is 4 inches taller than Sally
x = y + 4
Together their heights equal 124 inches
x + y = 124
We substitute y + 4 for x
y + 4 + y = 124
2y + 4 = 124
Collect like terms
2y = 124 - 4
2y = 120
y = 120/2
y = 60
Solving for x
x = y + 4
x = 60 + 4
x = 64
Therefore,
Tom's height = x = 64 inches
Sally's height = y = 60 inches
PLEASE HELP!!!!!!!!!!!!!!!!
Answer: A I think and sorry if I got it wrong
Answer:
Im not sure but i think its B- Elaine's
the daily scrum is an event that happens every day. what would be three concerns if the frequency were to be lowered to every two or three days
Three problems would arise if the frequency of scrum was lowered to every two or three days.
(A) There may be missed opportunities to examine and amend the sprint backlog.
(B) The Sprint strategy deteriorates; barriers are raised and taken down more slowly.
(C) Too much time is spent updating the scrum board prior to meetings.
What is a scrum?
Scrum is a project management framework that was initially focused on software development, while it has now been applied to other areas such as research, sales, marketing, and cutting-edge technology.
It is intended for groups with ten or fewer members who divide their work into tasks that can be finished in sprints, which are time-boxed iterations that can be done in as little as one month and most frequently two weeks.
If the frequency was reduced to every two or three days, there would be three issues.
(A) The chances to review and modify the Sprint Backlog may be missed.
(B) The Sprint plan becomes imprecise; obstacles are raised and removed more slowly.
(C) Too much time is spent before meetings updating the scrum board.
Therefore, three problems would arise if the frequency was lowered to every two or three days.
(A) There may be missed opportunities to examine and amend the sprint backlog.
(B) The Sprint strategy deteriorates; barriers are raised and taken down more slowly.
(C) Too much time is spent updating the scrum board prior to meetings.
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Mathhh- PLEASE ANSWER
Answer:
d)
Step-by-step explanation:
turn 9x + y = 8 to slope intercept form
9x + y = 8
-9x -9x
y = -9x + 8
m = -9
y intercept = 8
Hope this helped! Have a nice day! Plz mark as brainliest!!!
-XxDeathshotxX
Someone please help me with this
Answer:
The correct answer should be D. 19.2!!!
Step-by-step explanation:
hope this helps :))
A student was asked to find a 98% confidence interval for widget width using data from a random sample of size n=24. Which of the following is a correct interpretation of the interval 10.8
The given interval of "10.8" cannot be considered a correct interpretation of the 98% confidence interval for widget width as it lacks the necessary details to fully describe the interval.
To interpret a confidence interval, we need to consider two important components: the interval itself and the level of confidence. In this case, the interval is not fully provided, so it is not possible to determine whether it is correct or not. The interval should have two values that define the range of plausible values for the true population parameter (in this case, the widget width).
Furthermore, the level of confidence is also important. A 98% confidence interval means that if we were to repeat the sampling process and construct a confidence interval each time, we would expect 98% of the intervals to contain the true population parameter. Without knowing the level of confidence associated with the interval, it is impossible to determine whether the interval is a valid representation of the data.
Therefore, we cannot determine the correctness of the given interval of "10.8" without additional information.
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What is the domain of the function in this table?
х
у
2
1
3
4
4
4
5
2
Answer:
domain
Step-by-step explanation:
doomain(2,3,4,5)these are domain of the function x and y
what is the answer?
Answer:
i think it is 8
Step-by-step explanation:
but i am not sure
what is the range of the line
the arrowheads on the line mean the line keeps on going and going, well, for a curved line like that, it means it keeps on going vertically upwards and vertically downwards all the way to infinity, so the range is then
from -∞ to +∞ or (-∞ , +∞).Select the graph that represents two quantities in a proportional relationship
Answer:
B and D
Step-by-step explanation:
A graph representing a proportional relationship is a straight line passing through the origin.
The only straight line graphs passing through the origin are B and D
Graph in Option D satisfies Proportional Relationship.
What is Proportional Relationship ?The relationship between two variables such that on increase of one variable the other also increases by some proportion.
It is represented by
y∝ x
y = kx
where k is the proportionality constant
The graph should pass through origin to show a proportional Relation
and should have same proportionality constant through out
Option D satisfies both the condition with k = 0.5.
Therefore Option D is the correct answer.
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Solve for c.
a(c+b)=d
Answer:
is this correct
Step-by-step explanation:
(c+b)=d/a
c=d/a -b
Write an explicit formula for the sequence 4,-8, 16,-32
Answer:
f(x)=f(4)-\(2^{x-1}\)
Step-by-step explanation:
The rate of change can be found out by dividing -8 by 4, 16 by -8, or -32 by 16.
The rate of change is -2
To find f(1), I will find the first value in the sequence, which is 4.
Apply these values to the explicit formula:
f(x)=f(1)\(r^{x-1}\)Find the sum of first 20 terms of the arithmetic series in which 3rd term is 7 and 7th term is 2 more than three times its 3rd term.
Answer:
740
Step-by-step explanation:
Let the AP be a, a+d, a+2d, a+3d, ...
The term of AP is given by:
\(t n =a+(n-1)d\)
We are given that the third term is 7.
\(t 3=7\)
⇒ \(a+(3-1)d=7\)
⇒\(a+2d=7 ---(1)\)
Also, the seventh term is 2 more than three times the third term.
\(t7=3t3+2\)
⇒\(a+ (7-1)d=3(a+(3-1)d)+2\)
⇒\(a+6d=3(a+2d)+2\)
⇒\(a+6d=3a+6d+2\)
⇒\(-2a=2\)
⇒\(a=-1\)
We can put it in (1)
\(a+2d=7\)
⇒\((-1)+2d=7\)
⇒\(2d=8\)
⇒d=4
Now, the Sum of n terms of an AP is given by the formula:
\(sn=\frac{n}{2}(2a+(n-1)d)\)
So, Sum of first 20 terms would be:
\(s 20=\frac{20}{2}(2(-1) +(20-1) x 4)\)
⇒\(s20=10(-2+19 x 4)\)
⇒\(s 20=10 x(-2+76)\)
⇒\(s 20= 10 x 74\)
⇒\(s 20=740\)
Thus, The Sum of first 20 terms of the AP is 740.
Find the surface area of the rectangular prism
Answer:
126 mi²
Step-by-step explanation:
Surface Area of a Rectangular Prism :
SA = 2(bh + lh + lb)SA = 2(3 × 5 + 6 × 5 + 6 × 3)SA = 2(15 + 30 + 18)SA = 2(63)SA = 126 mi²Explain inductive reasoning
Answer:
brainliest plsStep-by-step explanation:
induction refers specifically to "inference of a generalized conclusion from particular instances." In other words, it means forming a generalization based on what is known or observed.
Answer:
Inductive reasoning, or inductive logic, is a type of reasoning that involves drawing a general conclusion from a set of specific observations.
Step-by-step explanation:
Carlos and his brother each made 72 cookies for the church bake sale. They sold the same amount of cookies each day over a three day period. Between the two of them how many cookies did the boys sell each day? A. 24 B. 48 C. 72 D. 144
Answer:
the answer is 144
Step-by-step explanation:
just add 72+72=144
Which associations best describe the scatter plot?
Strikeouts vs. Practice Time
A
220
Select each correct answer.
200
180
Nonlinear association
160
140
Linear association
Strikeouts
8 8 8 8 8 8 9 8 8 8
100
Positive association
.
Negative association
.
0
1 2 3 4 5 6 7 8 9 10 11 12 13 14
Practice time th)
Linear association
Positive association
at the movie theatre child admission is 6.50 and adult admission is 9.80 On Tuesday, four times as many adult tickets as child tickets were sold, for a total sales of 1279.60 How many child tickets were sold that day
We find that 28 child tickets were sold on Tuesday.
To determine the number of child tickets that were sold on Tuesday, let x be the number of child tickets that were sold. Then, the number of adult tickets sold was four times the number of child tickets sold. Thus, the number of adult tickets sold is 4x.
The cost of one child ticket is $6.50, and the cost of one adult ticket is $9.80. Therefore, the total sales can be represented by the equation:6.50x + 9.80(4x) = 1279.60
Simplifying this equation gives: 6.50x + 39.20x = 1279.60
Combining like terms, the equation can be further simplified to:
45.70x = 1279.60 Solving for x gives: x = 28
Therefore, 28 child tickets were sold on Tuesday
In conclusion, if we assume that the number of child tickets sold is x, then we can calculate the number of adult tickets sold to be 4x. By multiplying the number of child tickets sold by the price of one child ticket and the number of adult tickets sold by the price of one adult ticket and adding the two values together, we obtain the total sales equation. Using this equation, we solve for x by simplifying and combining like terms.
Therefore, we find that 28 child tickets were sold on Tuesday.
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Pls help plsss i beg you i am so stressed because of this no links pls! (=
Plss
9514 1404 393
Answer:
(a) Store A: (2, 40¢), (1, 20¢); Store B: (2, 30¢), (1, 15¢)
(b) Store A: 20¢; Store B: 15¢; A's cost more
(c) A: $1.00; B: $0.75
Step-by-step explanation:
If you have done any personal shopping, you are probably aware that the cost of 4 items is 4 times the cost of 1 item. If you are at all familiar with your multiplication tables, you probably know that ...
2 = 2×1
4 = 2×2
6 = 2×3
__
(a) This knowledge makes it fairly easy to fill in the tables in part (a) of this question.
Store AThe cost of 4 pens is 2 times the cost of 2 pens. The cost of 2 pens will be half the cost of 4 pens, so will be 80¢/2 = 40¢. Similarly, the cost of 1 pen will be half the cost of 2 pens, so will be 40¢/2 = 20¢. Now the table looks like ...
Pens, Cost
4, 80¢
2, 40¢
1, 20¢
__
Store BThe cost of 6 pens is 3 times the cost of 2 pens, so the cost of 2 pens will be 1/3 of 90¢, or 30¢. The cost of 1 pen is half that, 15¢. So the table for Store B looks like ...
Pens, Cost
6, 90¢
2, 30¢
1, 15¢
__
(b) As we have seen above, the charge for 1 pen is ...
Store A: 20¢
Store B: 15¢
Store A's pens cost more.
__
(c) The cost of 5 pens can be figured a number of ways. One way is to simply multiply the cost of 1 pen by 5. You can also add the cost of 1 pen to the cost of 4 pens, or subtract the cost of 1 pen from the cost of 6 pens.
5 pens from Store A = 5 × 20¢ = 100¢ = $1.00
5 pens from Store B = (cost of 6) - (cost of 1) = 90¢ -15¢ = 75¢ = $0.75
2 − 8 ÷ (2 to the 4th power ÷ 2) =
Answer:
1Step-by-step explanation:
2 − 8 ÷ (2 to the 4th power ÷ 2) =Remember PEMDAS
2 - 8 : (2^4 : 2) =
2 - 8 : (16 : 2) =
2 - 8 : 8 =
2 - 1 =
1Fruit snacks are Becky's favorite treat, but she especially loves the grape ones! A jumbo box
of fruit snacks has a volume of 157 cubic inches. It is 5 inches long and 3 inches wide.
How tall is the box?
Write your answer as a whole number, proper fraction, or mixed number.
Answer:
10\(\frac{7}{15}\) in
Step-by-step explanation:
Use the volume formula for a rectangular prism, V = lwh
Plug in the volume, length, and width, then solve for the height
V = lwh
157 = (5)(3)(h)
157 = 15h
10\(\frac{7}{15}\) = h
So, the box's height is 10\(\frac{7}{15}\) in
Answer:
10 1/2 inches
Step-by-step explanation:
The two-way frequency table contains data about students' preferred exercise.
Enjoys swimming Enjoys cycling Row totals Likes running 28 62 90 Does not like running 46 64 110 Column totals 74 126 200
What is the joint relative frequency of students who like running and swimming?
45%
37%
28%
14%
Answer:
14%
Step-by-step explanation:
Likes running and swimming=28
Total=200
28/200=.14
.14 in percent form is 14%
Answer:
14% I took the test
Step-by-step explanation: