Independent random samples from two normal populations produced the given variances. Sample Size Sample Variance 13 18.9 13 14 2 {a} Do the data provide suFcient evidence to indicate that crl :- of? Test using a = CLUE. State the null and alternative hvpotheses. 2 2 2 {'3' Ho: 0'12 2 0'2 versus H3: 51 3: or: 2 2 2 '3' H0: (:12 c 0': versus Ha: crl :5 0'2 {3' H0: (:12 :a 0'22 versus Ha: 0'12 = 0'22 : (:12 :-~ 522 versus H3: 512 <: . .01 rea-2 versus ha: o1 :: state the test statistic. your answer to two decimal places. rejection region. vour a>