Solve the Problem $$\bar { x } = 24.4 \text { years }$$

question 147

Essay

Solve the problem.
-Test the claim that the mean age of the prison population in one city is less than 26 years. Sample data are
summarized as n = 25, $$\bar { x } = 24.4 \text { years }$$ , and s = 9.2 years. Use a significance level of $\alpha = 0.05$

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