Variation in test validity with variation in the distribution of item difficulties, number of items, and degree of their intercorrelation

The theory of the estimation of test reliability

1937 • 1,837 citations

Tables for Statisticians and Biometricians.

1933 • 381 citations

Maximum validity of a test with equivalent items

1946 • 150 citations

The factorial interpretation of test difficulty

1941 • 149 citations

The relation of item difficulty and inter-item correlation to test variance and reliability

1945 • 86 citations

The relation between the difficulty and the differential validity of a test

1936 • 78 citations

Factor pattern of test items and tests as a function of the correlation coefficient: Content, difficulty, and constant error factors

1944 • 59 citations

Factors influencing test reliability.

1928 • 48 citations

The difficulty of a test and its diagnostic value.

1932 • 34 citations

Test selection with integral gross score weights

1946 • 19 citations