Statistics
posted by Sara .
1. In thinking about doing statistical analysis, the sample mean should be interpreted as:
A.)a constant value that is equal to the population mean.
B.) a constant value that is approximately equal to the population mean.
C.) a random variable that is approximately equal to the population mean when sampling is done without replacement.
D.)a random variable that is approximately equal to the population mean if n > 30 and when sampling is done without replacement.
E.)a random variable that when averaged across many samples is approximately equal to the population mean.
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