Multiple Choice
The manager of a grocery store has taken a random sample of 100 customers.The average length of time it took these 100 customers to check out was 3 minutes.It is known that the standard deviation of the population of checkout times is 1 minute.The standard error of the mean equals
A) .001.
B) .010.
C) .100.
D) 1.000.
Correct Answer:
Verified
Correct Answer:
Verified
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