Complete the table below. 22 points
Class Interval
101-110
91-100
81-90
71-80
61-70
51-60
41-50
31-40
21-30
11-20
i=
Frequency
5
10
6
12
5
9
8
13
2
N=
25
LB
Cumulative frequency
Class Interval
101-110
91-100
81-90
71-80
61-70
51-60
41-50
31-40
21-30
11-20
i=
Frequency
5
10
6
12
5
9
8
13
2
N=
25
LB
Cumulative frequency
Answers & Comments
Verified answer
Answer:
LB:
100.5
90.5
80.5
70.5
60.5
50.5
40.5
30.5
20.5
10.5
Cumulative Frequency
5
15
21
33
38
47
55
68
70
75
Explanations:
How to get Low Boundary (LB):
Subtract the Low Boundary (Left Side) located in the Class Interval to 0.5
How to get the Cumulative Frequency:
Add Frequency, Starting from the top.
Copy the first number then add it to the next number, then add it again to the next number and so on.