Refer to the following distribution of commissions: What is the relative frequency of those salespersons that earn more than $1,599?
A) 25.5%
B) 27.5%
C) 29.5%
D) 30.8%

Question

Refer to the following distribution of commissions:  What is the relative frequency of those salespersons that earn more than $1,599?
A) 25.5% 
B) 27.5% 
C) 29.5% 
D) 30.8%

Quizplus · Accepted Answer

To find the relative frequency of salespersons that earn more than $1,599, we need to add up the frequencies of the last two classes: 6 + 8 = 14. Then we need to divide this sum by the total frequency (45):
14/45 = 0.3111 (rounded to four decimal places) or 31.11%. The closest answer choice is D, which is 30.8%. Therefore, the best choice is D.

Refer to the Following Distribution of Commissions: What Is