Show the following data by a frequency polygon .

The following table shows the average rainfall in 150 towns. Show the information by a frequency polygon.

Observe the following frequency polygon and write the answers of the Write the classes having zero frequency .

Observe the following frequency polygon and write the answers of the ltBRgt What is the class -mark of the class , having frequency of 50 students ?

Observe the following frequency polygon and write the answers of the Which class has the maximum number of students ?

Observe the following frequency polygon and write the answers of the Write the lower and upper class limits of the class whose class mark is 85 .

Observe the following frequency polygon and write the answers of the How many students are in the class 80-90 ?

The above data is to be shown by a frequency polygon . The coordinates of the points to show number of students in the class 4-6 are ….

In a handloom factory different workers workers take different periods of time to weave a saree. The number of workers and their required periods are given below. Present the information by a frequency polygon.

Which of the following has maximum frequency?

Draw the frequency polygond using mid-ponts for the following data on time required to do a certain job .