the following data set shows the number of hours of sick lea
the following data set shows the number of hours of sick leave that
Solution
(a)
Folowing is the frequency distribution of the data:
(b)
Sum of frequencies is denoted by N so N=30. Relative frequency is f/N , where f denotes the frequency of the class. When we multiply relative frequency by 100% it gives percentage frequency. Following is the completed table;
(c)
Following is the cumulative frequency distribution:
(d)
From cumulative frequency table, there are 22 employees who take less than 40 hours of sick leave.
| Interval | Frequency (f) |
| 10-19 | 6 |
| 20-29 | 11 |
| 30-39 | 5 |
| 40-49 | 6 |
| 50-59 | 2 |
| Total | 30 |
