A Set of Final Examination Grades in a Calculus Course

question 105

Multiple Choice

A set of final examination grades in a calculus course was found to be normally distributed with a mean of 69 and a standard deviation of 9. What proportion of students scored between 81 and 89?

• A) .0668
• B) .0132
• C) .0781
• D) .0529

---

Definitions:

Physical Health

A state of well-being in which an individual is able to perform daily activities without limitation or pain, encompassing all aspects of physical body function and maintenance.

Ingroup

A social group to which a person psychologically identifies as being a member; contrasts with "outgroup," which is any group the person does not identify with.

Social Identity Group

A collective of individuals who perceive themselves as belonging to the same social category or sharing significant aspects of their identity.

Public Assistance Programs

Government-funded initiatives designed to provide financial or material support to individuals or families in need, including healthcare, housing, and food assistance.