General Studies · Chi-Square Distribution
Which among the following is NOT a property of the chi-square distribution?
- 1Two times the number of degrees of freedom is equal to its variance.
- 2Three times the number of degrees of freedom is equal to its variance.✓
- 3Chi-square is used as a test statistic.
- 4For large degrees of freedom, the chi-square distribution approaches a normal distribution.
Correct answer
Three times the number of degrees of freedom is equal to its variance.
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