Stata is fast
On an 2.8 GHz Pentium 4 running Windows XP,
Here are some more times, in seconds:
| 1,000 obs |
10,000 obs |
50,000 obs |
100,000 obs |
200,000 obs |
|
|---|---|---|---|---|---|
| sort 25-variable dataset on 3 keys | <.000 | .022 | .120 | .257 | .562 |
| summary statistics, 25 variables | .020 | .130 | .572 | 1.122 | 2.255 |
| linear regr., 10 covariates | .020 | .050 | .177 | .338 | .650 |
| logistic regr., 10 covariates | .022 | .088 | .397 | .650 | 1.288 |
| stcox regression, 10 covariates | .085 | .605 | 3.203 | 6.532 | 11.972 |
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