Testing Mean with known Variance
sample size37
population variance0.2342
sample mean0.6486
null hypothesis about mean0
type I error0.05
critical value (one-tailed)0.130863894319493
confidence interval (two-tailed)
(sample mean)
[ 0.49266605211539 , 0.804533947884609 ]
conclusion for one-tailed test
Reject the null hypothesis.
conclusion for two-tailed test
Reject the null hypothesis