Which of the following is/are TRUE of the normal distribution (bell-shaped curve)?
A)The mean is equal to the mode.
B)The mean is equal to the median.
C)50% of the scores fall below the mean.
D)Approximately 68% of the scores fall between -1 standard deviation and +1 standard deviation.
E)All of these choices are correct.

Question

Quizplus · Accepted Answer

All of the statements A through D are characteristics of a normal distribution. The mean, median, and mode are all equal in a perfectly normal distribution. Additionally, 50% of the scores do fall below the mean, and approximately 68% of the scores are within one standard deviation of the mean.

Which of the Following Is/are TRUE of the Normal Distribution