Refer to the following breakdown of responses to a survey of "How confident are you that you saved enough to retire?" What is the class interval for the preceding frequency table?
A) 10
B) 20
C) 40
D) None Apply

Question

Refer to the following breakdown of responses to a survey of "How confident are you that you saved enough to retire?"  What is the class interval for the preceding frequency table?
A) 10 
B) 20 
C) 40 
D) None Apply

Quizplus · Accepted Answer

The Answer of Refer to the following breakdown of responses to a survey of "How confident are you that you saved enough to retire?"  What is the class interval for the preceding frequency table?
A) 10 
B) 20 
C) 40 
D) None Apply

Refer to the Following Breakdown of Responses to a Survey