Which of the following is not true of the normal curve?
A) Many physical and psychological measures will produce a polygon similar to this curve.
B) The mode is equal to the median.
C) The median is equal to the mean.
D) Large z-scores occur more often than small z-scores.
E) It is useful for estimating what percent of scores will fall above and below certain points.

Question

Quizplus · Accepted Answer

The normal curve is a bell-shaped curve where the mean, median, and mode are all equal, hence B and C are true. The curve is also commonly used for estimating the percentage of scores above and below certain points, so option E is true. However, the normal curve suggests that small z-scores occur more often than large z-scores, so option D is not true.

Which of the Following Is Not True of the Normal