Based on a smartphone​ survey, assume that 60% of adults with smartphones use them in theaters. In a separate survey of 226 adults with​ smartphones, it is found that 120 use them in theaters. A) If the 60% rate is​ correct, find the probability of getting 120 or fewer smartphone owners who use them in theaters.   B) Is the result of 120 significantly​ low?

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Based on a smartphone​ survey, assume that 60% of adults with smartphones use them in theaters. In a separate survey of 226 adults with​ smartphones, it is found that 120 use them in theaters.

A) If the 60% rate is​ correct, find the probability of getting 120 or fewer smartphone owners who use them in theaters.

 

B) Is the result of 120 significantly​ low?

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