Package: quickpsy 0.2.0

quickpsy: Fits Psychometric Functions for Multiple Groups

Quickly fits and plots psychometric functions (normal, logistic, Weibull or any function defined by the user) for multiple groups.

Authors:Daniel Linares [aut, cre], Joan López-Moliner [aut]

# Install 'quickpsy' in R:

install.packages('quickpsy', repos = c('https://danilinares.r-universe.dev', 'https://cloud.r-project.org'))

Datasets:

On CRAN:

Last updated 2 years agofrom:1739338784. Checks:ERROR: 1 WARNING: 6. Indexed: yes.

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Help page	Topics
Calculates the Akaike Information Criterion 'akaike' calculates the loglikelihoods.	akaike
Creates bootstrap samples	avbootstrap
Creates the psychometric function 'create_psy_fun' creates the psychometric function	create_psy_fun
Cumulative normal function	cum_normal_fun
Calculates the deviance	devi
Predefined functions	get_functions
Inverse cumulative normal function	inv_cum_normal_fun
Inverse logistic function	inv_logistic_fun
Inverse Weibull function	inv_weibull_fun
Logistic function	logistic_fun
Calculates the loglikelihoods 'logliks' calculates the loglikelihoods.	logliks
Calculates the saturated loglikelihoods 'logliks' calculates the saturatedloglikelihoods.	loglikssaturated
Select models using the Akaike Information Criterion	model_selection_aic
Select models using the likelihood ratio test	model_selection_lrt
Plot the curves	plotcurves
Plot the values of the parameters	plotpar
Plot the thresholds	plotthresholds
Print quickpsy objects	print.quickpsy
Data set for demonstration	qpdat
Fits psychometric functions	quickpsy
Reads several files	quickreadfiles
Weibull function	weibull_fun
Creates sequences of x's	x_seq
Predicted probabilities	ypred