Use the following table for problems 1–10. The numbers represent the scores (in points) for a sample of 10 college basketball games: 35 66 49 32 57 31 57 39 41 33
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Arrange the data in the ascending order:
31 32 33 35 39 41 49 57 57 66
Number of values below 41 (x) = 5
Total number of values (n) = 10
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- SAT Math Suppose that scores on the SAT Math test are approximately normal with a mean of 500 and a standard deviation of 100. Let X denote the score on a randomly selected student. Use the Z table to find the following values.Use the following for the next two questions: The Hershey Company wants to know if it is doing better in the US than its biggest competitor, Nestle, during their biggest sales month of October. A random sample of 50 US grocery stores are chosen and their October, 2020 sales records are collected. Let ???? and ???? be the true average sales in millions of dollars of Hershey and Nestle products sold in US grocery stores during October, 2020 respectively. The 95% confidence interval for ???? − ???? from our sample data is (54, 346) millions of dollars What is the difference in the sample means ??̅?? − ??̅??? Round to the nearest whole number. 200In a survey of 3088 adults aged 57 through 85 years, it was found that 87.1% of them used at least one prescription medication. How many of the 3088 subjects used at least one prescription medication?
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