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Boyd L. Bradbury; Ximena P. Suarez-Sousa – Sage Research Methods Cases, 2022
This case study reflects upon a mixed-methods exploratory study utilized by the Leadership in Times of Crisis Framework within the paradigm of pragmatism to survey 976 Minnesota teachers in April of 2020 to determine the demographic profile of teachers in Minnesota who were facing the COVID-19 pandemic and the greatest challenges in their…
Descriptors: COVID-19, Pandemics, Surveys, Test Construction
McBride, James R.; Weiss, David J. – 1975
A general purpose computer program for the calculation of a matrix of tetrachoric correlations is described. This program was developed for use in adaptive (and other) testing research for examining the unidimensionality assumption in latent trait theory, in conjunction with available factor analysis programs. Several other potential applications,…
Descriptors: Computer Programs, Correlation, Data Processing, Factor Analysis