The Mean of the Sample Means Is 267 Pounds

question 49

Essay

The mean of the sample means is 267 pounds. Yes, both means equal 267 pounds.
-An employee at the local company is attending night school to get a better job. In the fall term, she took 4 courses, in the winter term she took 5 courses, and in the spring term she took 6 courses. Consider the values of 4, 5, and 6 to be a population. Assume that samples of size 2 are randomly selected with replacement from the population of number of courses. Find the mean of each of the 9 different samples. Is the mean of the sampling distribution equal to the mean of the population of the three listed values?

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Definitions:

Value Line Index

An index that represents the performance of approximately 1,700 stocks in the Value Line Arithmetic and Geometric averages.

Equally-Weighted

An equally-weighted index strategy involves assigning each asset in a portfolio or index the same relative weight, contrasting with market-cap-weighted indexes where larger companies carry more weight.

Reward to Volatility

A measure of the return an investment provides relative to its volatility, used in evaluating the performance of an investment's risk.

Portfolio Excess

Refers to the amount by which the return of a portfolio exceeds the return of a benchmark or risk-free rate.