Testing Mean with known Variance
sample size1
population variance0.36
sample mean5.35
null hypothesis about mean0
type I error0.05
critical value (one-tailed)0.986912176170884
confidence interval (two-tailed)
(sample mean)
[ 4.17402160927597 , 6.52597839072403 ]
conclusion for one-tailed test
Reject the null hypothesis.
conclusion for two-tailed test
Reject the null hypothesis