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GGU.EDU HELP MY COURSES - 1 Statistics / Session 8: Midterm Exam Week (Optional Review Session - June 30) / Midterm Exam Summer 2022 Question

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GGU.EDU HELP MY COURSES - 1 Statistics / Session 8: Midterm Exam Week (Optional Review Session - June 30) / Midterm Exam Summer 2022 Question 31 Not yet answered Points out of 12.00 Flag question Instructions: Show your complete solution. Simply giving the final answer without showing your calculations will NOT merit any points. If you're using PhStat or Excel calculations, upload the excel file. You can also take a screenshot of your calculations by hand, and upload it here. According to the Center for Client Retention, 30% of callers to automated customer-service systems will automatically opt to go to a live operator when given the chance. On average, the expected number of callers on a given day is 6. Consider a random and independent sample of 20 callers who contact an automated customer-service system, what is that probability that: 1. At least 5 but not more than 12 opt not to talk to a live operator? 2. Less than 7 or more than 11 opt to talk to a live operator? 3. Fewer than 4 opt not to talk to a live operator? 4. Exactly one will automatically opt to talk to a live operator? 7 A . BI

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