BFDA
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An R package for Bayes Factor Design Analysis
Hi, when I try to install the package I get the following message: > library(usethis) > library(devtools) > install_github("nicebread/BFDA", subdir="package") Error: Failed to install 'unknown package' from GitHub: Line starting...
Hi, it was not clear from me from the manual whether input n.min, n.max, and n-s reported in the output are per group or not, in the case of a...
Hi, I simulated a between-subject design and plotted the sequential BFDA illustration using code below. The image I receive looks like this:  Apparently, the trajectories are not shown. I...
Why do we calculate the effect size as `2*t1$statistic / sqrt(2*nrow(SAMP)-2)` for the independent samples t-test? The independent samples t-value is defined as (M1-M2)/(SDpool\*sqrt(2/n)). Cohen's d is defined as (M1-M2)/SDpool....
The help file says: "One of c("directional", "undirected") for directed (one-sided) or undirected (two-sided) hypothesis tests in data analysis. Hence, this refers to the directionality of the analysis prior" as...
Issue: If I set the argument B to B = 1 in the BFDA.sim function and use multiple cores (e.g., cores = 4), the function crashes with the error "Error...
It seems that parameter `B` of `BFDA.sim` sets the number of simulations per core and not the total number of simulations. This behavior was unexpected to me. While the help...
Hello, Thank you for developing this useful package. I have used it successfully in the past, but now get an error message when I specify any n.max: BFDA.analyze(Sim1, design="sequential", n.min=10,...
The manual is not explicit that in the between-t-test means "sample size per group"