n = 1010, p = 0.84
Answer to relevant QuestionsA simple random sample of size n = 75 is obtained from a population whose size is N = 10,000 and whose population proportion with a speciﬁed characteristic is p = 0.8. According to a study done by the Gallup organization, the proportion of Americans who are satisﬁed with the way things are going in their lives is 0.82. (b) In the sample obtained in part (a), what is the probability the ...(a) 90% of all teenagers aged 13 to 17 have never been prescribed medication for ADHD? (b) 95% of all teenagers aged 13 to 17 have never been prescribed medication for ADHD? In a survey of 35 adult Americans, it was found that the mean age (in years) that people would like to live to is 87.9 with a standard deviation of 15.5.An analysis of the raw data indicates the distribution is skewed ...A random sample of 50 recent college graduates results in a mean time to graduate of 4.58 years, with a standard deviation of 1.10 years. (a) Compute and interpret a 90% conﬁdence interval for time to graduate with a ...
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