Which of the Following Is a TRUE Statement

question 42

Multiple Choice

Which of the following is a TRUE statement?

• A) Control variables used in cross-sectional regression analysis typically remove all bias.
• B) Attrition of volunteers in randomized trials rarely occurs.
• C) Randomized trials are typically expensive.
• D) Randomized trials do not yield reliable results.

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Definitions:

Behavioural Disorder

A type of disorder that involves a pattern of disruptive behaviours in children and adults that last for at least six months and cause problems in school, work, or social relationships.

Mood Disorder

An altered mood state severe enough to interfere with a person’s social and occupational functioning (for example, ability to work or go to school) and whose range of symptoms is not limited to the person’s feelings, but affects other bodily and behavioural systems as well.

Childhood-Onset

Referring to disorders or conditions that begin during the childhood years of an individual's development.

Adult-Onset

A term used to describe conditions or diseases that appear for the first time or are first diagnosed in adulthood.