General Studies · Chi-Square Test
In which of the following conditions should the Chi-square (χ2) test NOT be applied without applying corrections or combining cells?
- 1Data are expressed in original units rather than ratios or percentages.
- 2If the number of cells is more than two and more than 20% of the cells have expected frequencies less than 5.✓
- 3Samples of at least 50 observations are drawn randomly from the population.
- 4If there are only two cells, and the expected frequency in each cell is 5 or more.
Correct answer
If the number of cells is more than two and more than 20% of the cells have expected frequencies less than 5.
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