An Analysis of the Grades on the First Test in History

question 44

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% of the test grades. To the nearest percent,what is the dividing point between an A and a B grade?

• A)80
• B)85
• C)90
• D)95

---

Definitions:

Marital Satisfaction

The degree of contentment and fulfillment experienced in a marriage by the partners.

Eye Contact

The act of two individuals looking directly into each other's eyes, which is a form of non-verbal communication that can convey various messages and emotions.

Pupillary Opening

The aperture in the center of the iris of the eye through which light enters.

Duration

The length of time that something lasts or continues.