KInormal_a {jgsbook}

compute confidence intervall for mean of normal distributed data

Description

returns borders and length of confidence intervall for mean of normal distributed data

Usage

KInormal_a(xquer, s, n, alpha)

Arguments

xquer

mean of obeserved data

s

standard deviation of observed data

n

number of observations

alpha

error niveau

Value

confidence intervall

Examples

KInormal_a(400, 20, 100, 0.05)