Multiple choice six-sigma green-belt

The Hypothesis test to be used when both X and Y data are Discrete

  1. Regression

  2. ANOVA

  3. t-Test

  4. Chi-Square Test
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D Correct answer
Explanation

Chi-Square Test is used for discrete-discrete data relationships. It tests independence between categorical variables. Regression is for continuous-continuous, ANOVA for discrete-continuous (comparing means), and t-Test for continuous data with 1-2 groups.

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