Which procedure(s) can be used to test the difference between two means when the population variance is unknown?
A) z statistic
B) t statistic
C) analysis of variance (ANOVA)
D) a and c above
E) b and c above

Name: Which procedure(s) can be used to test the difference between two means when the population variance is unknown? A) z statistic B) t statistic C) analysis of variance (ANOVA) D) a and c above E) b and c above
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Question

Quizplus · Accepted Answer

The Answer is E

Which Procedure(s) Can Be Used to Test the Difference Between