rolfTurner

Problem with facet_grid_paginate()

1

I am trying to produce a ggplot2 graphic in which there is a single conditioning variable with a large number of levels (24). If I use facet_grid() I get a...

No email from rhub

2

I am trying to build a Windoze binary of a package using rhub. I invoked the check() function and after a few minutes got a message on screen indicating that...

Problems with applying Deriv() to dbinom().

12

(1) I believe the code in the rule for differentiating dbinom(), found in the drule environment, is incorrect. The attached script "demo01.txt" provides evidence for my belief. (The derivative produced...