For a sample with M=72 and s=4, what is the X value corresponding to z = - 2.00

fórmulas:

z = X-M/s

X=M+zs

the answer is 64, i just can't seem to get to that answer.

Question

25 February, 07:28

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Answers (1)

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Darion Yoder · Answer 1

-2.00 = X - 72 / 4

-2 * 4 = X - 72

-8 = X - 72

X = - 8 + 72

X = 64

For a sample with M=72 and s=4, what is the X value corresponding to z = - 2.00fórmulas:z = X-M/sX=M+zsthe answer is 64, i just can't seem to get to that answer.