binDesign_tidiers {broom} | R Documentation |
Tidy a binDesign object from the "binGroup" package, which determines the sample size needed for a particular power.
## S3 method for class 'binDesign' tidy(x, ...) ## S3 method for class 'binDesign' glance(x, ...)
x |
A "binDesign" object |
... |
Extra arguments (not used) |
All tidying methods return a data.frame without rownames, whose structure depends on the method chosen.
The tidy
method returns a data.frame
with one row for each iteration that was performed,
with columns
n |
Number of trials in this iteration |
power |
The power achieved for this n |
The glance
method returns a one-row data.frame
with columns
power |
The power achieved by the analysis |
n |
The sample size used to achieve this power |
power.reached |
Whether the desired power was reached |
maxit |
Number of iterations performed |
if (require("binGroup", quietly = TRUE)) { des <- binDesign(nmax = 300, delta = 0.06, p.hyp = 0.1, power = .8) glance(des) head(tidy(des)) # the ggplot2 equivalent of plot(des) library(ggplot2) ggplot(tidy(des), aes(n, power)) + geom_line() }