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28.04.2021 •
Mathematics
In a survey, students gave their study time per week (h), and here are the 22 values: 15.0 10.0 10.0 15.0 25.0 7.0 3.0 8.0 10.0 10.0 11.0 7.0 5.0 15.0 7.5 7.5 12.0 7.0 10.5 6.0 10.0 7.5 We would like to get a 95% confidence interval for the population mean. a. Compute the t-based confidence interval of Section 8.3. b. Display a normal plot. Is it apparent that the data set is not normal, so the t-based interval is of questionable validity? c. Generate a bootstrap sample of 999 means
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Ответ:
Ответ:
Answer
(3.5 times 5.25) times 4
Step-by-step explanation:
then convert the decimal to a fraction.