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File Edit View History B Help Chrome Bookmarks Profiles Tab Window Inspector Co WebAssign Quiz 3 Week 6 X y! amu student X My Courses webassign.net/web/Student/Assignment-Responses/last?dep=27772759 M C 11. [-/9.1 Points] DETAILS BBBASICSTAT8ACC 8.3.011.5. MY NOTES ASK YOUR TEACHER For this problem, carry at least four digits after the decimal In your calculations. Answers may vary slightly due to rounding. In a random sample of 70 professional actors, it was found that 36 were extroverts. (a) Let p represent the proportion of all actors who are extroverts. Find a point estimate for p. (Round your answer to four decimal places.) (b) Find a 95% confidence interval for p. (Round your answers to two decimal places.) lower limit upper limit Give a brief interpretation of the meaning of the confidence interval you have found. O We are 95% confident that the true proportion of actors who are extroverts falls outside this interval. We are 95% confident that the true proportion of actors who are extroverts falls within this interval. We are 5% confident that the true proportion of actors who are extroverts falls above this interval. We are 5% confident that the true proportion of actors who are extroverts falls within this interval. (c) Do you think the conditions nip > 5 and n.q > 5 are satisfied in this problem? Explain why this would be an important consideration. No, the conditions are not satisfied. This is important because it allows us to say that p is approximately normal. No, the conditions are not satisfied. This is important because it allows us to say that p is approximately binomial. Yes, the conditions are satisfied. This is important because it allows us to say that p is approximately normal. Yes, the conditions are satisfied. This is important because it allows us to say that p is approximately binomial. OCT 1 17 tv

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