Question
A national survey reported that 30% of adults in a certain country have hypertension (high blood pressure). A sample of 20 adults is studied. Round
A national survey reported that 30% of adults in a certain country have hypertension (high blood pressure). A sample of 20 adults is studied. Round the answer to at least four decimal places.
a) What is the probability that fewer than 3 have hypertension?
b) Would it be unusual if more than 8 of them have hypertension?
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Essentials of Business Analytics
Authors: Jeffrey D. Camm, James J. Cochran, Michael J. Fry, Jeffrey W. Ohlmann, David R. Anderson
2nd edition
1305627733, 978-1305861817, 1305861817, 978-0357688960, 978-1305627734
