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Mathematics, 23.11.2019 05:31 addisonrausch
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 41 people to interview. what is the probability that the sample mean income is less than 42 (thousands of dollars)?
a) 0.4721 b) 0.4129 c) 0.3483 d) 0.5279
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