The significance of difference among several means is tested with the help of____________________?
Correct answer: A. F-test
- A. F-test
- B. t-test
- C. Z-test
- D. x-test
Explanation
An F-test in analysis of variance compares several treatment means simultaneously by comparing treatment variance with error variance. A t-test is generally used for one mean or a pairwise comparison.
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