For the class `20 - 50`, the class mark is

What is the value of g for the class 200 - 250 ? What is the class mark of this class ?

The class mark of the class 90-120 is

The class mark of the class 90-120 is

(i)Find the class mark of the class 90-120. (ii)In a frequency distribution, the mid-value of the class is 10 and width of the class is 6. Find the lowe limit of the class. (iii)The width of each of the five continuous classes in a frequency distribution is 5 and lowe class limit of the lowest class is 10. What is the upper class limit of the highest class? (iv) The class marks of a frequency distribution are 15,20,25...... Find the class corresponding to the class mark 20. (v)In the class intervals 10-20, 20-30, find the class in which 20 is included.

The class mark of the class 100-120 is

The class mark of the class 100-120 is

If a class mark of a class-interval 8.5. The class size is 5,then the class limits of the corresponding class-interval is

Answer the following questions based on the frequency polygon given in the figure. i . Write frequency of the class 50-60 . ii State the class whose frequency is 14 . iii . State the class whose class mark is 55 . iv . Write the class in which the frequency is maximum. v . Write the classes whose frequencies are zero.

Write the class mark of the class x-y.