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| Student's test | |||
| Student criterion | |||
| t-test (dimock); Student's t-test (test for statistical significance based on a fraction (t) whose numerator is drawn from a normal distribution with a mean of zero, and whose denominator is the root mean square of a number of terms drawn from the same normal distribution. COED Alexander Demidov) | |||
| Student's test | |||
| test | |||
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| Student t-test (inspirado) | |||
| критерий Стьюдента: 13 do fraz, 2 tematyki |
| Matematyka | 7 |
| Statystyka | 6 |