Question: (a) When using chi square for a two-variable problem, why is it desirable to compute either the or Cramr's when statistically significant results

(a) When using chi square for a two-variable problem, why is it desirable to compute either the ϕ or Cramér's ϕ when statistically significant results are obtained?

(b) When should each of the coefficients in part (a) be used?

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