Mathematics, 15.07.2019 10:00 britney94
Asimple random sample of 49 adults is obtained from a normally distributed population, and each person's red blood cell count has a sample mean of 5.31 and a sample standard deviation of 0.54. use a 0.01 significance level to test the clail that the sample is from a population with a mean less than 5.4, which is a value often used for the upper limit of the range of normal values. what is the critical value?
Answers: 1
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