Which of the Following Statements Are Not True

Multiple Choice

Which of the following statements are not true?

A) Many statisticians recommend pooled t procedures over the two-sample t procedures.
B) The pooled t test is not a likelihood ratio test, whereas the two-sample t test can be derived from the likelihood ratio principle.
C) The significance level for the pooled t test is exact.
D) The significance level for the two-sample t test is only approximate.
E) All of the above statements are true