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Mathematics, 02.01.2020 21:31 noriega16
The mean annual salary for intermediate level executives is about $74000 per year with a standard deviation of $2500. a random sample of 50 intermediate level executives is selected. what is the probability that the mean annual salary of the sample is between $71000 and $73500? a 0.079b. 0.500c. 0.487d. 0.306
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