The weekly wages of `120` workers in a factory are shown in the following frequency distribution table . Find the mean of the weekly wages.

In the frequency distribution table given below, the average daily wage is Rs. 117.

Part of the weekly expenditure of 1000 families is given in the following frequency distrution table. If the average of weekly expenditure be Rs. 87.50 , find the lost frequency.

Weekly wages of 250 workers in a factory are given in the following table. Construct the histogram and frequency polygon on the same graph for the data given.

Find the mean of the daily wages of 60 workers in a factory as per given below

The daily wages (in rupees) of 60 workers in a factory are given below Find the mean daily wages

The daily wages in a factory are distributed as follows Draw a frequency polygon for this distribution.

The daily wages of the workers in an industry are given in the table below. Find the mean daily Wages. .

The daily wages of 50 workers in a factory are given below: Construct a histogram to represent the above frequency distribution.