The chi-square value is the sum for all progeny classes of (observed-expected)2/expected. Using the chi-square test for goodness of fit, calculate the chi-square value to test the null hypothesis that genes C and D are unlinked. What is the chi-square value?

A dihybrid testcross is made to determine if genes C and D are linked. The results are shown in the table.











A) 0

B) 0.0576

C) 10.8

D) 14.4

E) cannot be determined


D) 14.4

Biology & Microbiology

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