Chi-Square Test and Bonferroni Correction
A chi-square test for homogeneity compared the distribution of customer satisfaction ratings (satisfied, neutral, dissatisfied) for three different service providers. The results showed χ² = 9.72 with p = 0.045. The researcher initially set α = 0.05 but is concerned about multiple testing as this is one of five analyses. Using the Bonferroni correction, what is the appropriate conclusion?
A
Fail to reject H₀; p > adjusted α of 0.01
B
Reject H₀; p < original α of 0.05
C
Fail to reject H₀; chi-square tests always use α = 0.01
D
Reject H₀; χ² value exceeds degrees of freedom
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