General Studies · Research Methodology
A researcher evaluates reaction time under two conditions. The statistical examination reveals that the difference between the two standard deviations (SD = 20 and SD = 18) is statistically insignificant. What can you conclude about the variance of the two groups?
- 1The two conditions have homogeneity of variance.✓
- 2The two conditions have heterogeneity of variance.
- 3We cannot conclude about the homogeneity of variance from the given data.
- 4It is necessary to apply an additional test to infer about homogeneity of variance.
Correct answer
The two conditions have homogeneity of variance.
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