What is the mean and standard deviation of the population

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Suppose that you know that the age of the population of psychology students is normally distributed with a mean of 21.8 and a standard deviation of 2.7 years. Consider the mean age from a sample of 100 students.

a) What is the mean and standard deviation of the population that this mean is drawn from?

b) What is the probability that a mean drawn from a sample of 100 students will exceed 22.1 years?

Reference no: EM132853096

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