1i plan an experiment to test the latest conflicting diet

Reference no: EM13353969

1. I plan an experiment to test the latest conflicting diet programs. The factor for Diet will involve three different levels: low fat, low carbohydrate, and low calorie. The other factor will involve planned exercise. One level will be coached aerobics and the other will be normal activity. We hope to find out which regime is best at reducing weight. The degrees of freedom for interaction are

A. 2.
B. 5.
C. 6.

2. A major benefit of two-way ANOVA over several one-way ANOVAs is

A. two-way is more efficient and gives more information.
B. two-way takes less time.
C. two one-ways are better than one two-way.

3. If an F test for interaction is significant,

A. one always checks to see if the two single factors are significant.
B. there may be interest in the individual factors.
C. a careful examination of the means is necessary to fully understand the data.

Reference no: EM13353969

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