Imagine an Experiment Where the Mean of the Experimental Group

question 36

Multiple Choice

Imagine an experiment where the mean of the experimental group is 50 and the mean of the control group is 40. Given that the two means are obviously different, is it still possible for a researcher to say that the two groups are not significantly different?

• A) Yes, the two groups could overlap so much that the difference was not significant.
• B) Yes, if the difference was not predicted by the hypothesis.
• C) No, because the two groups are clearly far too different for the difference to not be significant.
• D) There is not enough information to answer this question.

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Definitions:

Reinforcement Schedules

The strategies used in behavior modification that determine how and when a response will be rewarded.

Mentally Alert

The state of being aware and able to think and respond quickly; sharpness of mind.

Intermittent

Occurring at irregular intervals; not continuous or steady.

Self-motivation

The intrinsic drive to achieve goals, fulfill needs, and enhance personal growth without external encouragement.