You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately 64%. You would like to be 98% confident that your estimate is within 4% of the true population proportion. How large of a sample size is required? n =
You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately 64%. You would like to be 98% confident that your estimate is within 4% of the true population proportion. How large of a sample size is required? n =
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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Note: Hello! As you have posted 2 different questions, we are answering the first question (3). In case you require the unanswered question also, kindly re-post them as separate question.
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From the given information, confidence level is 0.98, p=0.64 and E=0.04.
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