Given,
n = 36
H0: μ ≤ 20
x-bar= 24.6
Ha: μ > 20
σ = 12
The test statistic equals _____, the p-value is______
Given the above, complete the following: If the test
is done at a .01 level of significance, the null hypothesis should
_________________________ (write clearly whether rejected or
accepted and why?)