Internal Validity Refers to Whether the Manipulation or Control of the Independent

question 3

Multiple Choice

Internal validity refers to whether the manipulation or control of the independent variable has a genuine effect on the dependent variable in

• A) a controlled setting
• B) an uncontrolled setting
• C) other settings
• D) none of the above

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Definitions:

P(B)

The probability of occurrence of event B in a statistical experiment.

P(A And B)

The likelihood that events A and B will happen simultaneously.

Independent Events

Two or more events are independent if the occurrence of one does not affect the probability of the other(s).

P(A)

The probability of event A occurring in a given statistical experiment.