### Use of the Bolstad R library

# Normal-Norml problem
#

library(Bolstad)

help(normnp)  # normal with normal prior on the mean

y = c(198.14, 198.45, 196.59, 197.64, 198.12)

sigma = 1

# prior parameters

mu0 = 200
sigma0 = 10

normnp(y,sigma,mu0,sigma0)