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A Snapshot in USA Today indicates that 5% of Americans say the average person is

ID: 3065080 • Letter: A

Question

A Snapshot in USA Today indicates that 5% of Americans say the average person is not very considerate of others when taking on a cellphone. Suppose that i00 Americans ae randomly selected. Find the approximate probability that 59 or more Americans would indicate that the average person is not very considerate of others when talking on a celiphone. (Use the normal approximation. Round your answer to four decimal places.) How Polite Are Cellphone Users? Somewhat 44% Extremely 4% Not very 51% You may need to use the appropriate appendix table or technology to answer this question.

Explanation / Answer

here proportin for 59 phat =59/100 =0.59

( please try 0.0668 if above des not work due to continuity correcton factor)

probability = P(X>0.59) = P(Z>1.6)= 1-P(Z<1.6)= 1-0.9452= 0.0548
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