Which intervals are most appropriate for constructing a frequency table for the data set?

45 53 60 36 22 27 47 68 33 51 55 29 28 45 43

A.
20–35, 35–50, 50–65, 65–80

B.
20–39, 40–49, 50–59, 60–69

C.
20–34, 35–49, 50–64, 65–79

D.
20–39, 40–54, 55–65, 66–75

Question

Which intervals are most appropriate for constructing a frequency table for the data set? 


45   53   60   36   22   27   47   68   33   51   55   29   28   45   43
	
	
 
A.
	20–35, 35–50, 50–65, 65–80
	
 
B.
	20–39, 40–49, 50–59, 60–69
	
 
C.
	20–34, 35–49, 50–64, 65–79
	
 
D.
	20–39, 40–54, 55–65, 66–75

nincompoop · Answer

look for pattern
frequency, by definition is how often an event exist in a specified time-frame
1/T = f
and 1/f = T