Mathematics, 26.12.2019 01:31 shariaharper

The manager of a major retail store has taken a random sample of 25 customers. the average sale was $52.50. the population standard deviation is known to be $6.10. the manager would like to determine whether or not the mean sales by all customers are significantly more than $50. what is the p-value for the test?
a. 05
b. 02
c. 2.50

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The manager of a major retail store has taken a random sample of 25 customers. the average sale was...