Based on a smartphone survey, assume that 50% of adults with smartphones use them in theaters. In a separate survey of 292 adults with smartphones, it is found that 142 use them a. If the 50% rate is correct, find the probability of getting 142 or fewer smartphone owners who use them in theaters. b. Is the result of 142 significantly low? theaters. a. If the 50% rate is correct, the probability of getting 142 or fewer smartphone owners who use them in theaters is (Round to four decimal places as needed.) b. Is the result of 142 significantly low? v because the probability of this event is v than the probability cutoff that corresponds to a significant event, which is
Based on a smartphone survey, assume that 50% of adults with smartphones use them in theaters. In a separate survey of 292 adults with smartphones, it is found that 142 use them a. If the 50% rate is correct, find the probability of getting 142 or fewer smartphone owners who use them in theaters. b. Is the result of 142 significantly low? theaters. a. If the 50% rate is correct, the probability of getting 142 or fewer smartphone owners who use them in theaters is (Round to four decimal places as needed.) b. Is the result of 142 significantly low? v because the probability of this event is v than the probability cutoff that corresponds to a significant event, which is
Chapter8: Sequences, Series,and Probability
Section: Chapter Questions
Problem 41CT: On a game show, a contestant is given the digits 3, 4, and 5 to arrange in the proper order to form...
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