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For this problem, carry at least four digits after the decimal in your calculations. Answers may...

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Basic Math

For this problem, carry at least four digits after the decimalin your calculations. Answers may vary slightly due torounding.

In a random sample of 69 professional actors, it was found that 39were extroverts.

(a) Let p represent the proportion of all actors whoare extroverts. Find a point estimate for p. (Round youranswer to four decimal places.)


(b) Find a 95% confidence interval for p. (Round youranswers to two decimal places.)

lower limit:

upper limit:

Answer & Explanation Solved by verified expert
4.3 Ratings (737 Votes)
Solution Given thatn 69x 39Point estimate sample proportion x n 39    See Answer
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