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Understanding Basic Statistics 6th Edition by Charles Henry Brase,Corrinne Pellillo Brase
Edition 6ISBN: 978-1111827021Understanding Basic Statistics 6th Edition by Charles Henry Brase,Corrinne Pellillo Brase
Edition 6ISBN: 978-1111827021 Exercise 101
Sampling Distribution
Do you have a have a great deal of confidence in the advice given to you by your medical doctor About 45% of all adult Americans claim they do have a great deal of confidence in their MDs (Reference: National Opinion Research Center, University of Chicago). Suppose a random sample of n = 32 adults in a health insurance program are asked about their confidence in the medical advice their doctors give.
(a) Is the normal approximation to the proportion
valid
(b) Find the values of
and
.
Do you have a have a great deal of confidence in the advice given to you by your medical doctor About 45% of all adult Americans claim they do have a great deal of confidence in their MDs (Reference: National Opinion Research Center, University of Chicago). Suppose a random sample of n = 32 adults in a health insurance program are asked about their confidence in the medical advice their doctors give.(a) Is the normal approximation to the proportion
valid(b) Find the values of
and .Explanation
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Understanding Basic Statistics 6th Edition by Charles Henry Brase,Corrinne Pellillo Brase
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