Which of the following statements is not true?   a. Some RCTs may involve "cross-over" as part of their design   b. Community trials may or may not involve randomization   c. The participants for a randomized controlled trial must be randomly selected from the target population   d. All RCT participants randomized into the treatment group and the control group must be included in data analysis, even if some of them  did not complete the study

Nutrition Now
8th Edition
ISBN:9781337415408
Author:Brown
Publisher:Brown
Chapter3: Ways Of Knowing About Nutrition
Section: Chapter Questions
Problem 17RQ
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Which of the following statements is not true?

  a.

Some RCTs may involve "cross-over" as part of their design

  b.

Community trials may or may not involve randomization

  c.

The participants for a randomized controlled trial must be randomly selected from the target population

  d.

All RCT participants randomized into the treatment group and the control group must be included in data analysis, even if some of them  did not complete the study

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