Consider a set of data in which the sample mean is 26.826.8 and the sample standard deviation is 7.97.9. Calculate the z-score given that x.

asked Jul 20, 2022 29.0k views

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5 votes

Answer:

The answer is "0.59".

Explanation:

Please find the whole question in the attached file.

Given:

$\mu=26.8\\\\\sigma=6.4\\\\X=30.6$

Using formula:

$z=(X-\mu)/(\sigma)$

$=(30.6-26.8)/(6.4)\\\\=(3.8)/(6.4)\\\\=(380)/(640)\\\\=(38)/(64)\\\\=(19)/(32)\\\\=0.59375\approx 0.59$

Nickik answered Jul 24, 2022

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