| Tag | Value |
|---|---|
| file | Inferential_Statistics_uva-paired-samples-1816-en_uva-paired-samples-1816-en |
| name | uva-paired-samples-1816-en |
| section | Inferential Statistics/Parametric Techniques/t-test/Paired samples |
| type | schoice |
| solution | TRUE, FALSE, FALSE, FALSE |
| Type | Calculation |
| Language | English |
| Level | Statistical Literacy |
| IRT-Difficulty | 2.287 |
| p-value | 0.4905 |
Of 9 subjects, before and after a given exertion of force, the heart rate is measured. We want to test whether the average heart rate before and after the effort is equal. Of the 9 differences between pre- and post-measurement the mean is 18 and the standard deviation is 32. The value of the test size of the paired T test is then