what is level of significance? what is the null hypothesis H0? < 150,000 = 150,000 > 150,000 what is the alt hypothesis Ha? same answer choices Should H0 be rejected or does H0 fail to be rejected? what conclusion can be drawn? convincing evidence does not exist to conclude that the mean life of a transmission is over 150,000 miles OR convincing evidence does exist what is the 95% confidence interval for the mean life of a transmission? does the confidence interval support the results of the hypothesis test? yes or no why? the hypothesized mean falls outside the bounds of the conifdence interval OR the mean falls within the bounds