# The 2006 AAPA survey of the population of physicians assistants who were working full time reported a

## Question:

a. Suppose the AAPA had randomly sampled 100 physicians’ assistants instead of collecting data for all of them. Describe the mean, standard deviation, and shape of the sampling distribution of the sample mean.

b. Using this sampling distribution, find the z -score for a sample mean of $80,000.

c. Using parts a and b, find the probability that the sample mean would fall within approximately $4000 of the population mean.

Distribution

The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...

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**Related Book For**

## Statistics The Art And Science Of Learning From Data

**ISBN:** 9780321755940

3rd Edition

**Authors:** Alan Agresti, Christine A. Franklin