4. Time
(minutes)
Frequency Relative
Frequency
Cumulative
Frequancy
10<=x<=50 12 0,27 0,27
50<y<=80 12 0,27 0,54
80<z<=120 5 0,11 0,65
120<t<=180 13 0,29 0,94
180<v<=400 3 0,06 1
5. Histogram: Column graphic showing frequency
distribution
12 12
Seri 1
Frequency
5
Time Period 13
3
14
12
10
8
6
4
2
0
x y z t v
6. Histogram: Column graphic showing
cumulative frequency distribution
0,27
0,54
0,65
0,94
1
1,2
1
0,8
0,6
0,4
0,2
0
x y z t v
Time Period
Cumulative Frequency
Seri 1
7. Pareto Chart
12 12
Series1 Series2
5
13
3
0,27
0,54
0,65
0,94
1
1,2
1
0,8
0,6
0,4
0,2
0
14
12
10
8
6
4
2
0
x y z t v
Cumulative Frequency
Frequency Time Period