alpha.item: Alpha-if-item-deleted
In DeducerAlpha: Tools for aggregating scale items
Description
Usage
Arguments
Value
Note
Author(s)
Description
Computes Cronbach's alpha, alpha if item deleted, and loading on the first principal component for a set of variables in a dataset
Usage
1
alpha.item(dat)
Arguments
dat
A data.frame.
Value
A character vector of HTML code that reports Cronbach's alpha for the set of items and a table with the following information for each item:
alpha
Cronbach's alpha of the scale with that item removed
PC1
Loading on the first principal component. Useful for spotting items that need to be reverse-scored.
Note
Alpha calculations are based on code for computing reliability from John Fox's R Commander
Author(s)
Bill Altermatt
DeducerAlpha documentation built on May 2, 2019, 4:53 p.m.
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Description Usage Arguments Value Note Author(s)
Description
Computes Cronbach's alpha, alpha if item deleted, and loading on the first principal component for a set of variables in a dataset
Usage
1 | alpha.item(dat)
|
Arguments
dat |
A data.frame. |
Value
A character vector of HTML code that reports Cronbach's alpha for the set of items and a table with the following information for each item:
alpha |
Cronbach's alpha of the scale with that item removed |
PC1 |
Loading on the first principal component. Useful for spotting items that need to be reverse-scored. |
Note
Alpha calculations are based on code for computing reliability from John Fox's R Commander
Author(s)
Bill Altermatt
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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