inst/snippet/t-simulations.R

In fastR: Data sets and utilities for Foundations and Applications of Statistics by R Pruim

# an example CI from a sample of size 20
t.test(rnorm(20,500,100))$conf.int           
# 10,000 simulated samples of size 20
CIsim(n=20, samples=10000, estimand=500, 
	rdist=rnorm, args=list(mean=500,sd=100))
#
# an example CI from a sample of size 5
t.test(rnorm(5,500,100))$conf.int           
# 10,000 simulated samples of size 5
CIsim(n=5, samples=10000, estimand=500, 
	rdist=rnorm, args=list(mean=500,sd=100))
#
# an example CI from a sample of size 2
t.test(rnorm(2,500,100))$conf.int          
# 10,000 simulated samples of size 2
CIsim(n=2, samples=10000, estimand=500, 
	rdist=rnorm, args=list(mean=500,sd=100))