A Researcher Wants to Investigate the Effectiveness of a Cholesterol-Lowering

question 16

Multiple Choice

A researcher wants to investigate the effectiveness of a cholesterol-lowering medication.The 450 participants are first divided into two groups - those suffering from diabetes and those not suffering from diabetes.Within each group the participants are randomly assigned to one of three groups.The first group will receive a low dose of the medication,the second group will receive a high dose of the medication,and the third group will receive a placebo.At the end of a six-month period,each person's cholesterol will be tested and the change in their cholesterol level will be recorded.The experiment is double blind.Within the group suffering from diabetes,those taking a high dose of the medication showed a marked decrease in their cholesterol level.Determine the nature and scope of the conclusion the experiment can reach.

• A)Since the technicians administering the treatment could have been biased,no conclusion can be reached.
• B)Since the physicians evaluating the results could have been biased,no conclusion can be reached.
• C)A high dose of the medication may decrease cholesterol levels.
• D)For people suffering from diabetes,a high dose of the medication may decrease cholesterol levels.
• E)People suffering from diabetes may experience a decrease in cholesterol levels.

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Definitions:

Adaptable

The ability to adjust to new conditions or changes in one's environment effectively.

Easy Child

A term in developmental psychology describing children who are generally calm, adaptable, and have a positive mood.

Undemanding

Requiring or posing little effort or stress; not challenging or taxing.

Contact Comfort

The psychological and physical comfort that an infant derives from being in close physical contact with its caregiver, highlighting the importance of touch in social and emotional development.