If You Have a Cough That Lasts for Three Weeks,you

question 18

True/False

If you have a cough that lasts for three weeks,you should consult a physician.

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Definitions:

Reliability

The extent to which an experiment, test, or measuring procedure yields the same result on repeated trials.

Statistical Analysis Software

Computer programs designed to perform statistical calculations and analysis on data sets.

Ex Post Facto Design

A research approach that examines the effects of an independent variable on a dependent variable after the events have occurred.

Focus Groups

Structured group discussions used to gather participants' attitudes, feelings, beliefs, and reactions to a specific subject or area of interest.