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Essentials of Statistics for the B...

8th Edition
Frederick J Gravetter + 1 other
ISBN: 9781133956570

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BuyFindarrow_forward

Essentials of Statistics for the B...

8th Edition
Frederick J Gravetter + 1 other
ISBN: 9781133956570
Textbook Problem

A sample of n = 25 scores has a mean of M = 83 and a standard deviation of s = 15.

a. Explain what is measured by the sample standard deviation.

b. Compute the estimated standard error for the sample mean and explain what is measured by the standard error.

a.

To determine

To Find: What is measured by sample standard deviation.

Explanation

Standard deviation measures the spread of the data. It measures the distance between each data point and the mean...

b.

To determine

To find: Estimated standard error for the sample means in the given question and explain what it measures.

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