Unformatted text preview: A, B independent H : P(A i ∩ B j ) = π ij = π i+ π +j = P(A i )P(B j ) j=1,2,3…c ; i=1,2…r H 1 : 0 ≤ π ij ≤ 1 Test statistic = X 2 = ∑∑ = =r i c j ij ij ij e e o 1 1 2 ˆ ) ˆ ( Reject if X 2 > 2 α χ ν = (r1 ) (c1) P value = P( 2 > X 2 ) Example: Relationship between majors and Undergraduate degree for individuals in an MBA program. MBA Major Undergrad Major Accounting Finance Marketing Total BA 31 13 16 60 BE 8 16 7 31 BBA 12 10 17 39 Other 10 5 7 22 61 44 47 159 Chi  square = 14.7 Df = 6 P=0.023 Critical value for P=0.05 = 12.59....
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 Fall '03
 Mendell
 Null hypothesis, Statistical hypothesis testing, Bachelor's degree

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