Which of the Following Is Generally the Most Valid and Reliable

question 46

Multiple Choice

Which of the following is generally the most valid and reliable measurement technique to use with single-system designs

• A)observation
• B)paper and pencil measures
• C)client self reports
• D)existing records

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Definitions:

Independent Variable

In an experiment, the variable that is manipulated to observe its effect on a dependent variable.

Treatment Variable

A variable manipulated by researchers in an experiment to determine its effect on an outcome measure; also known as the independent variable.

Testable Hypotheses

Statements that make predictions about the relationship between variables, which can be empirically tested through scientific research.

Hypothesis-Testing Approach

A method in research that involves making predictions, formulating a hypothesis, and then empirically testing it.