Using the phone numbers listed in your telephone directory as your population, randomly obtain 20 samples of
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a. Calculate the mean of the 20 samples.
b. Draw a histogram showing the 20 sample means. (Use classes - 0.5 to 0.5, 0.5 to 1.5, 1.5 to 2.5, and so on.)
c. Describe the distribution of ’s that you see in part b (shape of distribution, center, and amount of dispersion).
d. Draw 20 more samples and add the 20 new ’s to the histogram in part b. Describe the distribution that seems to be developing.
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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