Practicing Success
Consider the following hypothesis test : $\mu_o : \mu ≤26$ $\mu_a : \mu > 26 $ A sample of 36 is provided with a sample mean of 25.75. The population standard deviation is 3. The value of the test statistic is : |
1.5 -0.5 0.75 -0.25 |
-0.5 |