Based on a smartphone survey, assume that 58% of adults with smartphones use them in theaters. In
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Question:
Based on a smartphone survey, assume that
58% of adults with smartphones use them in theaters. In a separate survey of
258 adults with smartphones, it is found that 148 use them in theaters.
a. If the 58% rate is correct, find the probability of getting 148 or fewer smartphone owners who use them in theaters
.b. Is the result of 148
significantly low?
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