# Question

It is believed that first-year salaries for newly qualified accountants follow a normal distribution with a standard deviation of $2,500. A random sample of 16 observations was taken.

a. Find the probability that the sample standard deviation is more than $3,000.

b. Find the probability that the sample standard deviation is less than $1,500.

a. Find the probability that the sample standard deviation is more than $3,000.

b. Find the probability that the sample standard deviation is less than $1,500.

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