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In a hypothesis test with hypotheses Ho: 136 and H: < 136, a random sample of 68 elements selected from the population produced a
In a hypothesis test with hypotheses Ho: 136 and H: < 136, a random sample of 68 elements selected from the population produced a mean of 133.4. Assume that = 21.4, and that the test is to be made at the 3% significance level. What is the value of the test statistic, z, rounded to three decimal places?
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An Introduction to Analysis
Authors: William R. Wade
4th edition
132296381, 978-0132296380
