Timeline for Is a $\chi^2$ test appropriate where data points are themselves totals?
Current License: CC BY-SA 4.0
5 events
| when toggle format | what | by | license | comment | |
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| Feb 7, 2019 at 11:31 | vote | accept | lovelyzoo | ||
| Jan 30, 2019 at 17:31 | history | edited | Kodiologist | CC BY-SA 4.0 |
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| Jan 25, 2019 at 13:46 | comment | added | Kodiologist | @lovelyzoo Specifically, the assumption is that the dependent variable is normally distributed. You're quite right that that's not true here; however, the usual nonparametric answer to the two-sample $t$-test, the Mann-Whitney $U$-test, doesn't compare means, so that's probably not a good choice. One thing you could try if you're worried about this is a permutation test. | |
| Jan 25, 2019 at 13:26 | comment | added | lovelyzoo | Per this link the dependent variable should be continuous. These variables are counts of failures and therefore integers. Surely that means the continuity clause is violated? | |
| Jan 25, 2019 at 12:59 | history | answered | Kodiologist | CC BY-SA 4.0 |