# Question: A sample of n 25 scores has a mean

A sample of n = 25 scores has a mean of µ = 83 and a standard deviation of σ = 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. 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.

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