Ga simple random sample of size 80 was taken from population 1, resulting in a sample mean 0f 104. a simple random sample of size 70 was taken from population 2, resulting in a sample mean of 106. a. assume a significance level of 0.05 and conduct the hypothesis test, stating all steps, including the calculations for each step. b.assume a significance level of 0.10 and conduct the hypothesis test, stating all steps, including the calculations for each step. c.assume a significance level of 0.15 and conduct the hypothesis test, stating all steps, including the calculations for each step.