Ajuda do LibreOffice 25.2
Calculates the paired t-Test of two data samples.
A paired t-test is any statistical hypothesis test that follows a Student's t distribution.
For more information on paired t-tests, refer to the corresponding Wikipedia article.
Variable 1 range: The reference of the range of the first data series to analyze.
Variable 2 range: The reference of the range of the second data series to analyze.
Results to: The reference of the top left cell of the range where the test will be displayed.
The following table shows the paired t-test for the data series above:
| paired t-test | ||
|---|---|---|
| Alfa | 0.05 | |
| Diferença média hipotética | 0 | |
| Variável 1 | Variável 2 | |
| Média | 16.9230769231 | 20.4615384615 | 
| Variância | 125.0769230769 | 94.4358974359 | 
| Observações | 13 | 13 | 
| Correlação de Pearson | -0.0617539772 | |
| Diferença média observada | -3.5384615385 | |
| Variância das diferenças | 232.9358974359 | |
| GL | 12 | |
| Estatística t | -0.8359262137 | |
| P (T<=t) unicaudal | 0.2097651442 | |
| t crítico unicaudal | 1.7822875556 | |
| P (T<=t) bicaudal | 0.4195302884 | |
| t crítico bicaudal | 2.1788128297 |