Identify the class? width, class? midpoints, and class boundaries for the given
ID: 2948600 • Letter: I
Question
Identify the class? width, class? midpoints, and class boundaries for the given frequency distribution.
?(degrees°?F)
Frequency
35 dash 39
1
40 dash 44
3
45 dash 49
5
50 dash 54
1
?(degrees°?F)
Frequency
55 dash 59
7
60 dash 64
7
65 dash 69
1
What is the class? width?
Identify the class? width, class? midpoints, and class boundaries for the given frequency distribution.
Full data setDaily Low Temperature
?(degrees°?F)
Frequency
35 dash 39
1
40 dash 44
3
45 dash 49
5
50 dash 54
1
Daily Low Temperature?(degrees°?F)
Frequency
55 dash 59
7
60 dash 64
7
65 dash 69
1
Explanation / Answer
as class width =(difference between consecutive lower limits or upper limits)=40-35=5
for above:mid point =(lower limit+upper limit)/2
therefore mid points are: 37 ; 42 ;47 ;52 ;57 ;62 ; 67
and class boundaries are 34.5 ; 39.5 ;44.5 ;49.5 ;54.5 ;59.5 ;64.5 ; 69.5