Stat

Use the following information to answer questions 3 - 4: Expedel 48 A study observed 2 samples of customers, the first classified as "dog lovers" and the s as "cat lovers". Among the 200 classified as "dog lovers", it was found that 52 owned one ore pets. Among the 300 "cat lovers", there were 48 that owned one or more pets. We w study whether there is a difference in the proportions in owning of pets between the "dog and the "cat lover" groups. categg I varable 3. What is the null hypothesis? Ho! A) The two groups are independent. The two groups are not independent. Mdog - Meat= 0 to C) The two groups are homogeneous. D) The two groups are not homogeneous. Homogene E) The two classifications are independent. P( X ? > test 4. Compute the test statistic. 12 A) Chi-square statistic = 7.5 7to = E / 0 -E ) 2 By F-statistic = 7.5 C) Chi-square statistic = 0.192 Dy F-statistic = 0.192 E E) Chi-square statistic = 56.25 Fan, PE