Given $\bar{X}=115, \mu=119, \sigma=20$ and $N=144$, conduct a two-tailed z-test.Use α = .05.Be sure to set up your hypotheses and rejection region, calculate your z-score, and state your decision.

Question

Quizplus · Accepted Answer

The Answer of Given $\bar{X}=115, \mu=119, \sigma=20$ and $N=144$, conduct a two-tailed z-test.Use α = .05.Be sure to set up your hypotheses and rejection region, calculate your z-score, and state your decision.

Given Xˉ=115,μ=119,σ=20\bar{X}=115, \mu=119, \sigma=20Xˉ=115,μ=119,σ=20 And N=144N=144N=144 , Conduct a Two-Tailed Z-Test

Given $\bar{X}=115, \mu=119, \sigma=20$ And $N=144$ , Conduct a Two-Tailed Z-Test