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Assume That a Simple Random Sample Has Been Selected from a Normally

Question 88

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Assume that a simple random sample has been selected from a normally distributed population. Find the test statistic, P-value, critical value(s), and state the final conclusion.
-Test the claim that for the population of female college students, the mean weight is given by μ=132\mu = 132 lb. Sample data are summarized as n=20,x=137lb\mathrm { n } = 20 , \overline { \mathrm { x } } = 137 \mathrm { lb } , and s=14.2lb\mathrm { s } = 14.2 \mathrm { lb } . Use a significance level of α=0.1\alpha = 0.1 .

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