Timeline for Do you use a chi-squared test or a t-test for equality of variances?
Current License: CC BY-SA 3.0
4 events
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| Feb 14, 2014 at 3:16 | comment | added | gung - Reinstate Monica |
var.test() implements the F-test mentioned by @Pseudo_Scientist. A more robust test is ?levene.test in the car package.
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| Feb 14, 2014 at 2:54 | comment | added | Mona Jalal | Thanks, this is correct. However I am not getting exactly when to use which test! Any light? | |
| Feb 14, 2014 at 2:53 | vote | accept | Mona Jalal | ||
| Feb 14, 2014 at 2:53 | |||||
| Feb 14, 2014 at 2:50 | history | answered | dmartin | CC BY-SA 3.0 |