# Test and Item Analysis via Shiny

## Documentation for package ‘ShinyItemAnalysis’ version 1.4.2

- DESCRIPTION file.

## Help Pages

ShinyItemAnalysis-package | ShinyItemAnalysis: Test and Item Analysis via shiny
AIBS | AIBS grant peer review scoring dataset
Anxiety | PROMIS Anxiety Scale Dataset
AttitudesExpulsion | Attitudes towards the Expulsion of the Sudeten Germans (dataset)
BFI2 | BFI2 Dataset
blis | Fit Baseline-category Logit Intercept-Slope (BLIS) model on nominal data
BlisClass-class | BLIS S4 class
coef-method | Get Coefficients from a fitted BLIS model
CZmatura | CZmatura dataset
CZmaturaS | CZmatura dataset - sample
dataMedical | Dichotomous dataset of admission test to medical school
dataMedicalgraded | Graded dataset of admission test to medical school
dataMedicalkey | Key of correct answers for dataset of admission test to medical school
dataMedicaltest | Dataset of admission test to medical school
DDplot | Plot difficulties and discriminations/item validity
DistractorAnalysis | Distractor analysis
EPIA | The Eysenck Personality Inventory Impulsivity Subscale
fa_parallel | Conduct Parallel Analysis
fit_blis | Fit Baseline-category Logit Intercept-Slope (BLIS) model on nominal data
gDiscrim | Compute generalized item discrimination
get_orig_levels | Get Original Levels from a Fitted BLIS model
ggWrightMap | Plot person-item map (Wright map) using 'ggplot2'
GMAT | Dichotomous dataset based on GMAT with the same total score distribution for groups.
HCI | Homeostasis Concept Inventory dichotomous dataset
HCIdata | Homeostasis concept inventory full dataset
HCIgrads | Homeostasis concept inventory dataset of graduate students
HCIkey | Key of correct answers for homeostasis concept inventory dataset
HCIlong | Homeostasis Concept Inventory in a long format
HCIprepost | Homeostasis concept inventory pretest and posttest scores
HCItest | Homeostasis concept inventory multiple-choice dataset
HCItestretest | Homeostasis concept inventory test-retest dataset
HeightInventory | Height inventory dataset
ICCrestricted | Range-restricted reliability with intra-class correlation
ItemAnalysis | Compute traditional item analysis indices
LearningToLearn | Dichotomous dataset of learning to learn test
MSATB | Dichotomous dataset of Medical School Admission Test in Biology.
MSclinical | Clinical outcomes in multiple sclerosis patients dataset
NIH | NIH grant peer review scoring dataset
nominal_to_int | Turn nominal (factor) data to integers, keep original levels with a key of correct responses alongside
obtain_nrm_def | Obtain model definition for 'mirt"s nominal model taking in account the key of correct answers
plot.sia_parallel | Plot Method for Parallel Analysis Output
plotAdjacent | Plot category probabilities of adjacent category logit model
plotCumulative | Plot cumulative and category probabilities of cumulative logit model
plotDIFirt | Plot item characteristic curve of DIF IRT model
plotDIFLogistic | Function for characteristic curve of 2PL logistic DIF model
plotDistractorAnalysis | Plot item distractor analysis
plotMultinomial | Plot category probabilities of multinomial model
plot_corr | Compute and plot an item correlation matrix
print.blis_coefs | Print method for BLIS coefficients
recode_nr | Recognize and recode not-reached responses
run_app | Start ShinyItemAnalysis application
ShinyItemAnalysis | ShinyItemAnalysis: Test and Item Analysis via shiny
startShinyItemAnalysis | Start ShinyItemAnalysis application
TestAnxietyCor | Correlation matrix for the test anxiety dataset
theme_app | Complete theme for 'ShinyItemAnalysis' graphics