Ask question

Ask question

All categories

3 years ago

12

On a test that has a normal distribution, a score of 49 falls three standard deviations below the mean, and a score of 59 falls

two standard deviations above the mean. Determine the mean of this test.

1 answer:

DedPeter [7]3 years ago

6 0

Answer:

Step-by-step explanation:

You might be interested in

Circle the function types that have an absolute maximum or minimum. Choose all that apply.

Artist 52 [7]

A
B
E
Are the answers
Please mark me as the brainliest

6 0

3 years ago

A ballroom in a hotel has the shape shown in the diagram. The hotel manager needs to determine how much carpet is needed to reca

Marat540 [252]

The answer is B....................................................................................

4 0

3 years ago

Read 2 more answers

How is the product of 3 and 2 shown on a number line?

Bas_tet [7]

Answer:

A

Step-by-step explanation:

3 0

3 years ago

Read 2 more answers

What does this equation equal?<br> 4-2(-2)=

olga_2 [115]

Answer:

8

Step-by-step explanation:

Pemdas:

4-2(-2)

4+4

8

Hope this helped!

6 0

3 years ago

Ryker is given the graph of the function y= 1/2x^2 - 4 . He wants to find the zeros of the function but is unable to read them e

REY [17]

$y = \frac{1}{2x^{2} - 4}$
$0 = \frac{1}{2x^{2} - 4}$
$0(2x^{2} - 4) = (2x - 4)(\frac{1}{2x^{2} - 4})$
$0(2x^{2}) - 0(4) = 1$
$0 - 0 = 1$
$0\neq1$

8 0

3 years ago