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Unformatted text preview: testing homogeneity! In-class problems Excercise 14.41. Test if the parental use of alcohol and drugs is independent of the student usage of marijuana for 445 college students. parent \ student never occasional regular neither 141 54 40 one 68 44 51 both 17 11 19 Self-study problems Example 14.14. Example. Show that the two hypotheses H : p ij = p i p j for all i, j and H : p 1 j = p 2 j = = p Ij for all j are equivalent. Hence testing for ho-mogeneity is equivalent to testing independence. The End of Lectures. ra. ..ra. ..ra. .. Thank you all. In the next class, I will solve some sample final exams....
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- Spring '04