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A simple random sample of size n is drawn from a normally distributed population, and the mean of the sample is X, while the
A simple random sample of size n is drawn from a normally distributed population, and the mean of the sample is X, while the standard deviation is s. What is the 99% confidence interval for the population mean? Use the table below help you answer the question. Confidence Level OX OX z-score 0.90 s 0.99-s n 1.645 s n 2.58 s 90% 1.645 95% 1.96 99% 2.58
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Advanced Engineering Mathematics
Authors: A. Ramakrishna Prasad
1st Edition
8126543876, 978-8126543878
