STATISTICS 2023

Metropolitan Community College

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Sophia Unit 5 test Questions & Answers /Graded A
  • Sophia Unit 5 test Questions & Answers /Graded A

  • Exam (elaborations) • 21 pages • 2021
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  • Sophia Unit 5 test Questions & Answers Graded A>Mike tabulated the following values for heights in inches of seven of his friends: 65, 71, 74, 61, 66, 70, and 72. The sample standard deviation is 4.577. Select the 95% confidence interval for Mike's set of data. 59.95 to 76.91 59.95 to 72.67 64.19 to 76.91 RATIONALE In order to get the 95% CI , we first need to find the critical t-score. Using a t-table, we need to find (n-1) degrees of freedom, or (7-1) = 6 df and the corresponding CI. Using...
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