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If You Have Xˉ=17,μ=21,σ=9\bar{X}=17, \mu=21, \sigma=9 And N=16N=16 , Conduct a One-Tailed Z-Test for a Lower Mean

Question 39

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If you have Xˉ=17,μ=21,σ=9\bar{X}=17, \mu=21, \sigma=9 and N=16N=16 , conduct a one-tailed z-test for a lower mean.Use α = .05.Be sure to set up your hypotheses and rejection region, calculate your z-score, and state your decision.

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Reject the null hypo...

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