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When 895 male workers were asked how many hours they worked in the previous week, the mean was 45.9 with a standard deviation of 14.6. Does this suggest that the population mean work week for men exceeds 40 hours?
Identify the relevant variable and parameter.
A. The relevant variable is the population mean work week (in hours) for men.
B. The relevant variable is the maximum number of hours worked in a week.
C. The relevant variable is the number of hours worked in the previous week by male workers.