## some examples of the KS test ## unrealistic one of PR#14561 ds1 <- c(1.7,2,3,3,4,4,5,5,6,6) ks.test(ds1, "pnorm", mean = 3.3, sd = 1.55216) # how on earth can sigma = 1.55216 be known? # R >= 2.14.0 allows the equally invalid ks.test(ds1, "pnorm", mean = 3.3, sd = 1.55216, exact = TRUE) ## Try out the effects of rounding set.seed(123) ds2 <- rnorm(1000) ks.test(ds2, "pnorm") # exact = FALSE is default for n = 1000 ks.test(ds2, "pnorm", exact = TRUE) ## next two are still close ks.test(round(ds2, 2), "pnorm") ks.test(round(ds2, 2), "pnorm", exact = TRUE) # now D has doubled, but p-values remain similar (if very different from ds2) ks.test(round(ds2, 1), "pnorm") ks.test(round(ds2, 1), "pnorm", exact = TRUE)