If the greater than cumulative frequency of a class is 60 and that of the next class is 40 , then find the frequency of that class .

If the less than cumulative frequency of a class is 50 and that of the previous class is 30 , then the frequency of that class is "__________" .

Write the comulative frequency of class interval 30-40

Write the comulative frequency of class interval 30-40

In a less than cumulative frequency distribution, frequency and cumulative frequency of a class are 10 and 20 respectively, then the cumulative frequency of the previous class is ______.

The mode of a distribution is 55 and the modal class is 45-60 and the frequency preceding the modal class is 5 and the frequnecy after the modal class is 10 . Find the frquency of the modal class .

From following table, what is the cumulative frequency of less than type for the class 30-40 ?

From following table, what is the cumulative frequency of less than type for the class 30- 40?

From following table, what is the cumulative frequency of less than type for the class 30-40 ?