Mathematics, 05.07.2020 14:01 asdasddas776

Situation A: A sports analyst is conducting a study comparing professional basketball (NBA) and major league baseball (MLB). As part of his study, he collected data on the winning percentages of 10 randomly selected teams from each of the two sports. The results are summarized at below. He plans to use the .05 significance level to determine whether winning percentages in the NBA have a larger variance than winning percentages in MLB. Results for Winning PercentagesNBA (Sample 1)MLB (Sample 2)Sample Size1010Sample Mean50.349.8Sample Standard Deviation7.73.5A1: Formulate the hypotheses for this testA2: Choose the appropriate formula for the test statistic and find its valueA3: Describe the rejection region for this testA4: What should the researcher concludeA5: Another researcher conducted the same test with a larger sample. Using statistical software, she found the p-value for her test to be .0127. Based on this p-value, what should she conclude and why?

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Situation A: A sports analyst is conducting a study comparing professional basketball (NBA) and majo...

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