The following is a relative frequency distribution of grades in an introductory statistics course. If we wish to depict these data using a pie chart, find how many degrees should be assigned to the highest grade of A.
A) 61.1
B) 22.0
C) 79.2
D) 90.0
E) 212.40

Question

The following is a relative frequency distribution of grades in an introductory statistics course.  If we wish to depict these data using a pie chart, find how many degrees should be assigned to the highest grade of A.
A) 61.1 
B) 22.0 
C) 79.2 
D) 90.0 
E) 212.40

Quizplus · Accepted Answer

A's are 22% of total; 360° in a circle: 22% of 360 = 79.2°.

The Following Is a Relative Frequency Distribution of Grades in an Introductory