DA0-002 Data Analysis Practice Question
Which statistical test should be used to determine if there is a significant association between two categorical variables, such as gender and product preference?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Chi-square test
The chi-square test of independence is used to test association between two categorical variables.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
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ANOVA
Why it's wrong here
ANOVA compares means of three or more groups.
- ✓
Chi-square test
Why this is correct
Correct test for categorical variables.
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Pearson correlation
Why it's wrong here
Correlation measures linear relationship between continuous variables.
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t-test
Why it's wrong here
t-test compares means of two groups.
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