recent Gallup poll interviewed a random sample of 1523 adults. Of these 868 bought a lottery ticket in the past year. If Gallup took many SRSs or 1523 people, the sample proportion who bought a ticket would vary from sample to sample. The sampling distribution would be close to a normal with a mean of 0.6 and a stamdard deviation of___ A. 0.4899 B.0.0251 C.0.00016 D. 0.0126

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