You collect a sample of n = 10 and want to know if the sample is significantly different than the population. If $\sigma$ is unknown and $\alpha$= .05, what is the appropriate critical value?
A) -2.262
B) +2.262
C) both a and b
D) none of these

Question

Quizplus · Accepted Answer

The critical values for a two-tailed t-test with a sample size of n = 10 and an alpha level of 0.05 are -2.262 and +2.262.

You Collect a Sample of N = 10 and Want σ\sigmaσ

You Collect a Sample of N = 10 and Want $\sigma$