4 decimals! thank you

For each of the following sets of results, compute the appropriate test statistic, test the indicated alternative hypothesis, and compute the effects size(5] indicating their magnitude: set hypothesis .3 PD 3 n a a) It! i #0 101.2 99.7 3.4 20 0.05 b) y > #0 18.3 20.6 7.5 21 0.01 c) y