Timeline for Choosing between $z$-test and $t$-test
Current License: CC BY-SA 3.0
6 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Apr 9, 2020 at 13:50 | comment | added | AdamO | @XavierBourretSicotte No. The sample mean is asymptotically normal under the conditions of the central limit theorem. When the probability model for the response is normal, the t-test has the added benefit of being an exact test. This rarely matters in practice, as exact tests infrequently add much addition precision to the confidence bounds or inference. | |
| Apr 9, 2020 at 11:19 | review | Suggested edits | |||
| Apr 9, 2020 at 13:47 | |||||
| Nov 13, 2018 at 7:12 | comment | added | Xavier Bourret Sicotte | Use a t-test always for a nonparametric test of differences in means.. you mean parametric don't you ? | |
| S Feb 7, 2014 at 20:23 | history | suggested | Nick Stauner | CC BY-SA 3.0 | $\LaTeX$, punctuation |
| Feb 7, 2014 at 20:11 | review | Suggested edits | |||
| S Feb 7, 2014 at 20:23 | |||||
| Feb 7, 2014 at 19:43 | history | answered | AdamO | CC BY-SA 3.0 |