Assertion: correlation | /r/HasProperty | adjusted for the bias
Facets:
Source sentences:
text: There are three computations in wide use, all called the point-biserial correlation: (i) the Pearson correlation between item scores and total test scores including the item scores, (ii) the Pearson correlation between item scores and total test scores excluding the item scores, and (iii) a correlation adjusted for the bias caused by the inclusion of item scores in the test scores.