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Mathematics, 16.04.2020 02:06 KallMeh
The mean annual income for people in a certain city is 37 thousand dollars, with a standard deviation of 28 thousand dollars. A pollster draws a sample of 50 people to interview. What is the probability that the sample mean income for these 50 people is between 31 thousand dollars and 41 thousand dollars?
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The mean annual income for people in a certain city is 37 thousand dollars, with a standard deviatio...
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