Which of the following statements about Scheffe test is incorrect?
a.
It is a kind of a follow-up (or post hoc) test.
b.
It is a rather conservative test
c.
It is equivalent to simultaneous two-tailed hypothesis tests
d.
The confidence intervals tend to be narrower in this method than in other methods
e.
The method holds the experimental error rate to .
Answer: D
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Marketing
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