An Advantage of Matching a Variable Across Treatments Rather Than

question 52

Multiple Choice

An advantage of matching a variable across treatments rather than using random assignment to form your groups is that

• A)matching reduces error due to participant differences.
• B)matching is easier than randomization.
• C)matching guarantees that there is no systematic relationship between participant characteristics and the treatment conditions.
• D)matching ensures a nonbiased sample.

Comprehend the relationship between the intensity and duration of cardiovascular exercise.

Know the health benefits of regular physical activity.

Understand the principles of safe weight loss.

Grasp the concept of exercise barriers and the components of the cardiorespiratory system.

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Definitions:

Outcome

The result of a single trial or realization of an experiment or random event.

P(A ∪ B)

The chance that either event A or event B, or both, will happen.

P(B | A)

The probability of event B occurring given that event A has already occurred, representing a conditional probability.

Finalists

The remaining candidates in a competition or selection process who have passed through preliminary rounds and are considered for the final award or decision.