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irt (version 0.2.9)

point_biserial: Calculate point-biserial correlation

Description

Calculate point-biserial correlation

Usage

point_biserial(score, criterion)

Value

Point-biserial correlation value

Arguments

score

Item scores of each examinee for which point-biserial correlation will be calculated

criterion

Total score of each examinee

Author

Emre Gonulates