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Svetllana [295]
3 years ago
12

If the variance of the ages of the people who attended a rock concert is 22, what is the standard deviation of the ages? Round y

our answer to two decimal places
Mathematics
2 answers:
antoniya [11.8K]3 years ago
7 0
For the answer to the question above asking i<span>f the variance of the ages of the people who attended a rock concert is 22, what is the standard deviation of the ages?
The answer is sqrt of 22

which is </span><span>4.69041575982 or 4.69
 I hope my answer helped you.</span>
Rufina [12.5K]3 years ago
7 0

Answer:

If the number of people who attend the concert is 22, the answer is 4.69.

If the number of people who attend the concert is 38, the answer is 6.16.

-Apex

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tigry1 [53]

Answer:

4

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3.14159265358979323846264338327952884197169393751

3 0
3 years ago
What is the value of A when we rewrite<br> (5/2)^x +(5/2)^x+3 as A x (5/2)^x
elixir [45]

Answer:

Step-by-step explanation:

(\frac{5}{2})^{x}+(\frac{5}{2})^{(x+3)}=(\frac{5}{2})^{x}+(\frac{5}{2})^{x}*(\frac{5}{2})^{3}\\\\=(\frac{5}{2})^{x}*[1+(\frac{5}{2})^{3}]

Therefore,

A=1+(\frac{5}{2})^{3}

3 0
3 years ago
Pls help i dont know this one
telo118 [61]

Answer:

The answer is A :)

Step-by-step explanation:

6 0
2 years ago
Y = –3x 6 y = 9 what is the solution to the system of equations? (–21, 9) (9, –21) (–1, 9) (9, –1)
Romashka [77]

we have

<u>The system of equations</u>

y=-3x+6 -------> equation 1

y=9 -------> equation 2

Substitute equation 2 in equation 1

9=-3x+6

subtract 6 both sides

9-6=-3x+6-6

3=-3x

Divide by -3 both sides

x=-1

the solution is the point (-1,9)

therefore

the answer is

the solution to the system of equations is the point (-1,9)


4 0
3 years ago
Read 2 more answers
What is the solution to this equation? ​
slamgirl [31]

Answer: No solution.

Step-by-step explanation:

1. The lines are parallel.

2. If you solve the system of equations you would end up with 0x, so you cannot solve for x.

4 0
3 years ago
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