Husbands in the united states in the early

Reference no: EM131817098

The distribution of hours worked per week by husbands in the United States in the early 1990s had mean 42.6 and standard deviation 12.9.

a. Tell whether 42.6 is a sample or population mean, and identify it with proper notation.

b. Without actually calculating values of z, tell whether each of these sample means (for a sample of any size) will have a positive or negative standardized score: 40, 50, 38, 37.

c. Without actually calculating values of z, tell which one of these sample means (for a sample of any size) will have the most extreme and which will have the least extreme standardized score: 40, 50, 38, 37.

Reference no: EM131817098

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