When all the scores on the midterm exam in Dr. Campanula's class were plotted, they produced a bell-shaped curve. A student in this class who had a z score of +1 would have scored better than _____ of the other students in the class.

Question

Quizplus · Accepted Answer

A z-score of +1 indicates that the student scored one standard deviation above the mean. In a normal distribution, approximately 84 percent of the scores fall within one standard deviation above and below the mean. Therefore, the student would have scored better than approximately 84 percent of the other students in the class.

When All the Scores on the Midterm Exam in Dr