afex | Analysis of Factorial EXperiments | Development Tools library
kandi X-RAY | afex Summary
kandi X-RAY | afex Summary
The main functionalities provided by afex are:. For afex support visit: afex.singmann.science.
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afex Key Features
afex Examples and Code Snippets
Community Discussions
Trending Discussions on afex
QUESTION
My statistical analysis design is multiple 2-way mixed ANOVAs. Independent variables are Team (i.e., between factor) and Box (i.e., within factor). Since the number of participants doesn't match with each other, I would like to use aov_car
or car::Anova
instead of aov
or rstatix::anova_test
to calculate omega squared. When I ran aov_car
individually, it returned the result without error (a warning message appears though) as follows:
ANSWER
Answered 2021-May-14 at 04:51You can create the formula as string and convert it to formula using as.formula
.
QUESTION
I would like some help to use R to analyze an experiment in which three groups of participants were shown two types of stimulus three times each. The dependent variable is a continuous measure. Here is an example of how the dataset looks like.
...ANSWER
Answered 2020-May-16 at 21:26Since Trial
contains information about both Trial
and StimType
, the fixed effect model matrix is rank deficient. One can see this from the afex::aov_car()
output in the original post that illustrates empty cells that are the effect of Trial
containing information from two distinct variables.
QUESTION
I am trying to create text references for tables and figures. However, I do get it to work following the examples in the documentation. There is neither a text reference nor a table caption using either approach. Here is some example script.
...ANSWER
Answered 2020-Feb-04 at 15:23the following code should work:
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Install afex
afex is available from CRAN so the current stable version can be installed directly via: install.packages("afex")
To install the latest development version you will need the devtools package: devtools::install_github("singmann/afex@master")
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