Question 1181944
Ho: mu is 30 gm
Ha: mu NE 30 gm
alpha p{reject Ho|Ho true}=0.05
test is t (0.975, df=24)
critical value is reject for |t| > 2.064
t=(33-30)/5/sqrt(25)
=3
reject Ho: the mean is not 30 gm, it is larger.
p-value=0.012.