Question: 5. Divide each squared difference by the expected frequency for its category. For the first category, this comes out to 7.5 (that is, 225/30=7.5). For

5. Divide each squared difference by the expected frequency for its category. For the first category, this comes out to 7.5 (that is, 225/30=7.5). For the second category, this comes out to 11.25 (that is, 225/20=11.25).

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