Which of the Following Best Represents a Challenge to Internal

question 6

Multiple Choice

Which of the following best represents a challenge to internal validity?

• A) Failure to use a randomization procedure when selecting a sample
• B) Use of a dependent measure high in inter-rater reliability but low in construct validity
• C) Differential compensation given to two groups in an experiment
• D) Designing laboratory conditions to be very different from everyday conditions

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Definitions:

Social Facilitation

The tendency for people to perform differently, usually better, when in the presence of others than when alone.

Social Loafing

Social loafing is the phenomenon observed when individuals exert less effort to achieve a goal when they work in a group than when they work alone.

Tips

Practical advice or suggestions aimed at improving a situation or accomplishing a task more effectively.

Profits

The financial gain obtained when revenue from business activities exceeds the expenses, costs, and taxes involved in sustaining the activity.