Question

Which of the following p-values will lead us to reject the null hypothesis if the level of significance a a. 0.05 b. 00.20 c. 0.025s d. 0.10 0.25

Answer 1

$a.~define~the~limits~of~an~interval~estimate~of~\mu~as~\bar{x}\pm z_{\alpha/2}\sigma/\sqrt{n}$

$b.~z_{0.025}=1.96$

$a.~z_{0.05}=1.645$