Question

by changing the following frequency distribution to less than type distribution draw it's ogive
classes l 0- 15 l 15- 30 | 30- 45 | 45- 60 | 60- 75 |
frequency | 6 | 8 | 10 | 6 | 4 |

Answer 1

Solution:

To change the given distribution table into less than ogive

1) Write the upper limit of class 1 in less than ogive,and write the frequency of class 1

2) In next column write the upper limit of class 2 in less than ogive,and write the addition of above frequency .

like that complete the table,and write the coordinates and draw the ogive

please see the attachment