The critical value for a hypothesis test ___________________ ___________________ __.
A) determines the observed level of significance
B) is based on the significance level and determines the boundary for the rejection region
C) represents the number of standard deviations between the sample mean and the population mean according to the alternative hypothesis
D) represents the number of standard deviations between the sample mean and the population mean according to the null hypothesis
Question 2
If the absolute difference between two sample means is large enough to be greater than the Tukey-Kramer critical range, we have enough evidence to conclude that the population means are different.
Indicate whether the statement is true or false