Module 2 Quiz_ ALY6010 70485 Prob Theory and Intro Stats SEC 07 Fall 2023 CPS [SJO-B-HY]

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2/21/24, 9:58 PM Module 2 Quiz: ALY6010 70485 Prob Theory and Intro Stats SEC 07 Fall 2023 CPS [SJO-B-HY] https://northeastern.instructure.com/courses/160588/quizzes/552262 1/3 Due No due date Points 40 Questions 4 Time Limit None Instructions Attempt History Attempt Time Score LATEST Attempt 1 30 minutes 20 out of 40 Score for this quiz: 20 out of 40 Submitted Nov 8, 2023 at 7:23pm This attempt took 30 minutes.  Do not leave the test before clicking Save and Submit. Module 2 Quiz  Syllabus (https://northeastern.instructure.com/courses/160588/assignments/syllab  Modules (https://northeastern.instructure.com/courses/160588/modules)  Optional Resources (https://northeastern.instructure.com/courses/160588/pages/o  Assignments (https://northeastern.instructure.com/courses/160588/assignments)              

2/21/24, 9:58 PM Module 2 Quiz: ALY6010 70485 Prob Theory and Intro Stats SEC 07 Fall 2023 CPS [SJO-B-HY] https://northeastern.instructure.com/courses/160588/quizzes/552262 2/3 Question 1 10 / 10 pts 95%, 0, 53.605 5%, 51.373, 55.837 Correct! 95%, 51.373, 55.837 5%, 0, 53.605  Question 2 10 / 10 pts 21.910 to 22.274 21.902 to 22.282 21.972 to 22.211 Correct! 21.977 to 22.206  Question 3 0 / 10 pts The following MINITAB output presents a 95% confidence interval. Fill in the blanks: We are ________ confident that the population mean is between _______ and _______. Boxes of raisins are labeled as containing 22 ounces. Following are the weights, in ounces, of a sample of 12 boxes. It is reasonable to assume that the population is approximately normal. Construct a 90% confidence interval for the mean weight. A random sample of 85 printers discovered that 35 of them were being used in small businesses . Find the 99% confidence interval for the population proportion of printers

2/21/24, 9:58 PM Module 2 Quiz: ALY6010 70485 Prob Theory and Intro Stats SEC 07 Fall 2023 CPS [SJO-B-HY] https://northeastern.instructure.com/courses/160588/quizzes/552262 3/3 You Answered 0.150 to 0.674 Correct Answer 0.274 to 0.550 0.287 to 0.536 0.366 to 0.458  Question 4 0 / 10 pts You Answered True This is the CI for a standard deviation, not variance. Correct Answer False Quiz Score: 20 out of 40 that are used in small businesses. The formula for the confidence interval for a variance is < σ < .

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Module 2 Quiz_ ALY6010 70485 Prob Theory and Intro Stats SEC 07 Fall 2023 CPS [SJO-B-HY]

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