Identify the assumptions that would be needed for this problem 1) Population is normally distributed il) Since n>30 the sample mean is normally distributed li1)) np and nq are greater than or equal to 5. iv) Sigma is unknown Use a significance level of a = 0.05 to test the claim that u = 32.6. The sample data consist of 15 scores for which x = 6 and s =0. Use the traditional method of testing hypotheses. ii only O i only i and iv only O iii only