Question

FOR MORE THAN GRAPH WHAT CO-ORDINATES DO WE USE AND FOR LESS THAN GRAPH WHAT CO-ORDINATES DO WE USE ??

Answer 1

for more than graph we use the lower limit and its corresponding frequency

for less than graph we use the upper limit and its corresponding frequency

Answer 2

In less than graph we use upper limit
And in more than lower limit.

Ex;
Less than more than
20-30. Less than30. More than 20
30-40 " 40. "30
40-50 "59. "40

Hope u understood