inst/snippets/Exploration3.2.9.R

sd <- sd(~ prop, data = Amer.null); sd
z <- (0.80 - 0.775) / sd; z
xpnorm(0.8, 0.775, sd, lower.tail = FALSE, plot = FALSE)
rpruim/ISIwithR documentation built on May 28, 2019, 1:30 a.m.