Question: GENERAL INSTRUCTION. Answer the following problems and show your complete solution including the formula used in the problem. MAGIC is strictly prohibited! 7. A random

GENERAL INSTRUCTION. Answer the following problems and show your complete solution including the formula used in the problem. MAGIC is strictly prohibited! 7.

A random sample of 40 insomniac patients from a population of 100

were asked to enumerate their sleeping hours. The mean length of these

GENERAL INSTRUCTION. Answer the following problems and show your complete solution including the formula used in the problem. MAGIC is strictly prohibited! 7. A random sample of 40 insomniac patients from a population of 100 were asked to enumerate their sleeping hours. The mean length of these hours is 4 hours with a standard deviation of 0.25 hours. Compute a 99% condence interval for the mean length of sleeping hours of all these patients

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