Test the Claim That $\mu \neq 13 ,$ 13, Given That $\sigma = 2.7 , \alpha = 0.05$

question 17

Essay

Test the claim that $\mu \neq 13 ,$ 13, given that $\sigma = 2.7 , \alpha = 0.05$ and the sample statistics are n = $35 \text { and } \bar { x } = 12.1$ .

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