Psychometrics Calculator 0.4


This program can be used to calculate classification accuracy statistics, reliable change indices, and measurement precision of observed and estimated test scores.

Classification accuracy statistics

  • Sensitivity
  • Specificity
  • Positive and Negative Likelihood Ratios
  • Odds Ratios
  • Positive and Negative Predictive Power

Reliable change indices (see Hinton-Bayre, 2010)

Classical Test Theory

  • Standard Error of Measurement
  • Standard Error of the Estimate
  • 95% Confidence Intervals for Observed and Estimated Scores

New! PsychoCalc Web-based Application


Psychometrics Calculator Copyright © 2013-2014 Brandon Gavett. Built with LiveCode. Portions Copyright © 2000-2014 RunRev Ltd, All Rights Reserved Worldwide. Source code provided under the GNU General Public License.