Provide an Appropriate Response

question 59

Multiple Choice

Provide an appropriate response.
-A nutritionist wants to conduct a study to validate the efficacy of an herb as an aid in weight loss. She randomly
Assigns half of a group of overweight persons to a treatment group who are given the herb with instructions as
To use and a planned diet for six weeks. The other half of the group is given a placebo with the same instructions
And same diet. None of the participants know to which group they belong. A nurse at the nutrition center
Weighs each subject on Friday of each week. Identify any problems that are likely to cause confounding.

• A)Method of assignment to treatment and control groups
• B)Experimenter effect
• C)The study is essentially free of potential confounding.
• D)Placebo effect

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Definitions:

Mikhail Gorbachev

The last leader of the Soviet Union, known for his reforms (Perestroika and Glasnost) which aimed to modernize the Soviet economy and society.

Central America

A region located in the southern tip of North America, comprising seven countries between Mexico and South America.

Caribbean

A region consisting of the Caribbean Sea, its islands, and the surrounding coasts, known for its diverse culture and tropical climate.

Reagan's Policies

Refer to the political strategies and initiatives implemented by Ronald Reagan, the 40th President of the United States, focusing on economic policies known as Reaganomics, a tough stance against the Soviet Union, and tax cuts.