Which of the Following Is an Example of a Longitudinal

question 86

Multiple Choice

Which of the following is an example of a longitudinal design in a descriptive research project?

• A) Surveys involving 600 mall intercepts in six major cities to determine the likes and dislikes of health food.
• B) A variety of promotional offers would be displayed in stores, with each group of respondents seeing only one offer and the resulting brand sales would be monitored.
• C) A panel that consists of households that provide purchasing information at specified intervals over an extended period.
• D) A and B only
• E) B and C only

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Definitions:

Nocturnal Penile Tumescence

A normal physiological phenomenon where males experience penile erections during sleep or upon waking, often used as an indicator of erectile dysfunction's psychological or physical nature.

Vascular Congestion

The accumulation of an excessive amount of blood in the vessels of a specific area of the body, often leading to swelling and discomfort.

Muscle Contraction

The activation of tension-generating sites within muscle fibers, leading to shortening or lengthening of the muscle and movement or maintenance of posture.

Cardiac Relaxation

The phase of the cardiac cycle when the heart muscle relaxes and the chambers fill with blood.