If you are trying to say that one treatment is half as effective as another, you need ____ data.
A) interval
B) nominal
C) ordinal
D) ratio

Name: If you are trying to say that one treatment is half as effective as another, you need ____ data. A) interval B) nominal C) ordinal D) ratio
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Question

Quizplus · Accepted Answer

Ratio data is required because it allows for meaningful comparisons using multiplication and division, such as saying one treatment is half as effective as another.

If You Are Trying to Say That One Treatment Is