a 95% ci for true average amount of warpage (mm) of laminate sheets under specified conditions was calculated as (1.81, 1.95), based on a sample size of n 5 15 and the assumption that amount of warpage is normally distributed. a. suppose you want to test h0: m 5 2 versus ha: m ? 2 using a 5 .05. what conclusion would be appropriate, and why? b. if you wanted to use a significance level of .01 for the test in (a), what conclusion would be appropriate?