Professor Woo Noticed That the Distribution of Her Students' Scores

question 74

Multiple Choice

Professor Woo noticed that the distribution of her students' scores on the last biology test had an extremely small standard deviation.This indicates that the

• A) test was given to a very small class of students.
• B) test was a poor measure of the students' knowledge.
• C) students generally performed very well on the test.
• D) students' scores tended to be very similar to one another.

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The return on an investment after adjusting for inflation, reflecting the actual purchasing power gained or lost.