A population consists of a batch of 25,344 aspirin tablets, and it includes 1,014 that are defective

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A population consists of a batch of 25,344 aspirin tablets, and it includes 1,014 that are defective because they do not meet specifications. A random sample of n = 250 of the tablets is obtained and tested, with the result that 18 of them are defective.

a. What is the population proportion, p, of defective aspirin tablets?
b. What is the sample proportion, pn, of defective tablets?
c. How can the discrepancy between the population proportion and the sample proportion be explained?

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Statistical Reasoning For Everyday Life

ISBN: 978-0134494043

5th Edition

Authors: Jeff Bennett, William Briggs, Mario Triola

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