A survey is being planned to determine the mean amount of

Reference no: EM13622590

A survey is being planned to determine the mean amount of time corporation executives watch television. A pilot survey indicated that the mean time per week is 14 hours, with a standard deviation of 2.0 hours. It is desired to estimate the mean viewing time within two-quarter hour. The 98 percent level of confidence is to be used.

How many executives should be surveyed?

Reference no: EM13622590

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