Description
Applied Psychometric Theory.
Description
Contains functions useful for correlation theory, meta-analysis (validity-generalization), reliability, item analysis, inter-rater reliability, and classical utility.
README.md
READ ME
The following changes have been made since version 0.1.0 of Applied Psychometric Theory
Changes in 0.1.1
- There was an error in alpha.CI (error fixed)
- Defaults in alpha.CI have been changed (level = .90, onesided=FALSE)
- A new function 'MetaTable' has been added to summarize various MetaAnalysis functions.
Changes in 0.1.2
- There was an error in the df of the calculation of the upper CI for ICC1 and ICC2
Changes in 2.0
- My affiliation has changed from @umsl.edu to @statefarm.com
- Item.Exam() was updated to include item.total correlation without item included
Changes in 2.1
- in the help and R files, na.rm=T is replaced with na.rm=TRUE
- an extra '(' was removed from the help file description of ICC1.lme()
- a grammar error was corrected in help file for cRR() resulting in error in reading in newer versions.
Changes in 2.2
- revised help and Rd files
- re-compiled to work under R 2.11.1
Changes in 2.3
- changed affiliation to @gmail.com
- used both purrr and dplyr functions to replace attach/detach of data
- updated function "GmeanRel" from nlme to "gmeanrel" - a dependency for functions ICC1, ICC2
Changes in 2.4
- label items standardized for compatibility with R 4.3.0