In Testing the Null Hypothesis , If Is

question 187

Multiple Choice

In testing the null hypothesis , if is false, the test could lead to:

• A) a Type I error
• B) a Type II error
• C) a Type O error
• D) either a Type I or a Type II error
• E) neither a Type I nor a Type II error

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Definitions:

Placebo

An inert or innocuous substance given to a patient instead of genuine medication, used in studies to evaluate the efficacy of treatments.

Confederate

An individual who is part of an experiment but pretends to be a participant and is aware of the study's aims.

Experimental

Pertaining to a methodological approach that involves manipulating one variable to determine if changes in one variable cause changes in another variable.

Independent Variable

The variable in an experimental setup that is manipulated or changed to observe its effect on the dependent variable.