Question 12.2 (pg. 582) (a) If the resulting X2 value were 6.4, what conclusion would you reach when using a test with significance level 0.05? | Prove the alternate hypothesis v | (b) What conclusion would be appropriate at a significance level 0.01 if X2 : 15.3? | Select an answer v| (c) If there were six different covers rather than just four, what would you conclude if X2 : 13.7 and a test with a = 0.05 was used?| Select an answer V|