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Find the expected count and the contribution to the chi-square statistic for the (Group 2, No) cell in the two-way table below yes no total

Find the expected count and the contribution to the chi-square statistic for the (Group 2, No) cell in the two-way table below

yes no total

Group 1: 55 42 97

Group 2: 139 66 205

Group 3: 67 25 92

Total: 261 133 394

Expected count=

contribution to the chi-square statistic=

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