Suppose that you are testing the following hypotheses where the variance is unknown:
H0 :  100
H1 :  100
The sample size is n = 12. Find bounds on the P-value for the following values of the test statistic.
(a) t0 = 2.55
(b) t0 = 1.87
(c) t0 = 2.05
(d) t0 = 2.80