An Analysis of the Grades on the First Test in History

question 122

Multiple Choice

An analysis of the grades on the first test in History 101 revealed that they approximate a normal curve with a mean of 75 and a standard deviation of 8. The instructor wants to award the grade of A to the upper 10 percent of the test grades. What is the dividing point between an A and a B grade?

• A) 80
• B) 85
• C) 90
• D) 95

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Definitions:

Health Problems

Physical or psychological conditions that affect an individual's wellbeing and ability to perform daily activities.

Mortality

The condition of being susceptible to death or the occurrence of fatalities within a group of people.

Education

The process of facilitating learning, or the acquisition of knowledge, skills, values, beliefs, and habits through various means such as teaching, training, storytelling, discussion, and research.

Black Death

The devastating global epidemic of bubonic plague that struck Europe and Asia in the mid-14th century, killing millions of people and significantly impacting the course of history.