Probability that mean fee for sample of customers is less

Reference no: EM13123536

In 2005, the average fee for H&R Block Executive Tax Service was $118.96. Assume that the standard deviation of the fees was $50.00 but that we have no idea Regarding the shape of the population distribution. What is the probability that the mean fee for a sample of 30 customers was less than $125?

Reference no: EM13123536

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