In a city, the following weekly observations were made in a study on cost of living index :
Draw a histogram and frequency polygon for the above data on the same graph.

In a city, the weekly observations made in a study on the cost of living index are given in the following table: Draw a frequency polygon for the data above (without constructing a histogram).

In a city, the following weekly observations were made in a study of cost of living index for the year 1980-81. Calculate the mean weekly cost of living index by a suitable method.

Consider the marks out of 100, obtained by 51 students of a class in a test, given in table below: Draw a historigram and frequency polygon for the above data.

Draw a histogram for the frequency distributions of the following data

The ages of 360 patients treated in a hospital on a particular day are given below Draw a histogram and the frequency polygon on the same grap to represent the above data.

For the following data, draw a frequency polygon .

Consider the following frequency distribution table representing the weights of 40 students of a class . Draw a histogram to represent the above data.

The following table presents the number of literate females in the age group (10-34) in town. Draw a histogram to represent the above data

The montly profits of 100 shops are distributed as follows Draw a histogram for the data and show the frequency polygon for it.

Draw the less than cumulative frequency graph for he following data :