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Unit 2 · Research Methodology & Statistics Psychology · June 2023 · 15 Jun

Match List I with List II

List IList II
A. Preferred method for determining item biasI. Slope
B. Coefficient for correlating two absolutely dichotomous variablesII. Intercept
C. The place where the regression line crosses the Y axisIII. Phi coefficient
D. The expected change in Y for every one unit change in X on the regression lineIV. Item characteristic curve

Pick an option to check yourself, or open the answer below.

Show answer & explanation

Correct answer: A. A-IV, B-III, C-II, D-I

Explanation

Item bias – item characteristic curve; two true dichotomies – phi coefficient; where the line crosses Y – intercept; change in Y per unit X – slope.

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