Mathematics, 18.08.2021 01:40, steloiryancy

The mean annual income for people in a certain city (in thousands of dollars) is 43, with a standard deviation of 29. A pollster draws a sample of 63 people to interview. What is the probability that the sample mean income is less than 42 (thousands of dollars)

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The mean annual income for people in a certain city (in thousands of dollars) is 43, with a standard...