Suppose that we are testing H0 mu mu0 versus H1 mu Solution

Suppose that we are testing H_0: mu = mu_0 versus H_1: mu

Solution

a.
to =-2.59
P-Value:Left Tail - Ha : ( P < -2.59 ) = 0.01461

b.
to =-1.76
P-Value:Left Tail - Ha : ( P < -1.76 ) = 0.05613

c.
to =-3.05
P-Value:Left Tail - Ha : ( P < -3.05 ) = 0.0069

d.
to =-1.3
P-Value:Left Tail - Ha : ( P < -1.3 ) = 0.11295