A Professor Gives a Special Tutoring Session to Students Who

question 138

Multiple Choice

A professor gives a special tutoring session to students who scored less than 60 percent on the first test.On the second test,their mean score rises to 70 percent.What conclusion can we draw,if any,and why?

• A)The tutoring helped, as we see from the higher scores.
• B)The tutoring helped, because without it those students would have been discouraged.
• C)We should draw no conclusion, because there was no control group.
• D)We should draw no conclusion, because the study had too many independent variables.

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Definitions:

Recommendation

A suggestion or advice designed to guide decisions or actions.

Deadline

A fixed or final time by which something must be completed or submitted.

Neutral Buffer

An introductory statement in communication that is neither positive nor negative, used to ease into a sensitive or controversial topic.

Adjustment

The process of making small changes to something in order to achieve a desired result or to correct a misalignment.