Which of the Following Is a Less Desirable Alternative for Support

question 1

Multiple Choice

Which of the following is a less desirable alternative for support for evidence-based policy decisions?

• A) Randomized controlled trials
• B) Community trials
• C) Anecdotes
• D) Case studies
• E) Ecologic studies

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Definitions:

Population Average

The mean value of a set of characteristics or measurements for the entire population.

Population Standard Deviation

A measure of the dispersion or spread of a set of data points in a population, showing how much variation exists from the average.

Square Root

A mathematical function that produces the original number when multiplied by itself.

Null Hypothesis

A hypothesis that suggests there is no significant difference between specified populations, any observed difference being due to sampling or experimental error.