Research Has Suggested That the "False Positive" Rate for Some

question 3

Multiple Choice

Research has suggested that the "false positive" rate for some commercially available urine toxicology testing kits is as high as

• A) 30-35 percent.
• B) 25-30 percent.
• C) 45-50 percent.
• D) 15-20 percent.

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Definitions:

Confounds

Variables other than the independent variable that may cause an effect in an experimental design, thus confusing the results.

Random Assignment

A method used in experiments where participants are randomly placed into either the control or experimental group to ensure that each group is similar at the start.

Experimental Research

Experimental research is a methodological approach that systematically manipulates one variable to determine its effect on another variable, within a controlled environment.

Random Assignment

A method used in experiments to distribute participants across various control and experimental groups in a way that each participant has an equal chance of being assigned to any group, minimizing biases.