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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 the same diet without the herb.
Participants are aware as 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.
Algebra
A branch of mathematics dealing with symbols and the rules for manipulating these symbols; it is a unifying thread of almost all of mathematics.
Fill-In-The-Blank
A type of question or test item where participants must provide missing words or information in a sentence.
Multiple-Choice Questions
A form of assessment where respondents choose the correct answer from a list of possible options provided.
Essay Questions
Open-ended questions requiring written responses that demonstrate understanding and analysis.
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