'Rasch' diaporamas de présentation

The DIF-Free-Then-DIF Strategy for the Assessment of Differential Item Functioning

The DIF-Free-Then-DIF Strategy for the Assessment of Differential Item Functioning. Establish common metric for DIF assessment. Equal-mean-difficulty (EMD) All-other-item (AOI) Constant-item (CI). Equal-mean-difficulty (EMD).

434 views • 22 slides

WRF- Chem (V3.5 and 3.5.1) S ummary of status and updates

WRF- Chem (V3.5 and 3.5.1) S ummary of status and updates. Georg Grell

434 views • 21 slides

273 views • 16 slides

Essentials for Measurement

Essentials for Measurement. Basic requirements for measuring. The reduction of experience to a one dimensional abstraction. More or less comparisons among persons and items. The idea of linear magnitude inherent in positioning objects along a line.

212 views • 12 slides

Essentials for Measurement

Essentials for Measurement. Basic requirements for measuring. The reduction of experience to a one dimensional abstraction. More or less comparisons among persons and items. The idea of linear magnitude inherent in positioning objects along a line.

203 views • 12 slides

Essentials for Measurement

Essentials for Measurement. Basic requirements for measuring. The reduction of experience to a one dimensional abstraction. More or less comparisons among persons and items. The idea of linear magnitude inherent in positioning objects along a line.

126 views • 12 slides

Rack and Stack

Rack and Stack. The Structure and Stability of the Functional Independence Measure (FIM). http://www.rasch.org/memo50.htm Cites sources regarding deficiencies of raw score analysis of scales http://www.rasch.org/rmt/rmt103e.htm Defends use of Rasch to analyze these data for a critic.

376 views • 5 slides