Make a frequency table from the following

Find the missing frequency k from the following data if mean is 16.​

Draw a frequency polygon for the following frequency distribution

Construct a frequency polygon for the following data:

Given below is a cummulative frequency table Extract a frequency table from the above.

The value of pi upto 50 decimal places is given below: 3.14159265358979323846264338327950288419716939937510 (i) Make a frequency distribution of the digits from 0 to 9 after the decimal point. (ii) What are the most and the least frequently occurring digits?

Draw a histogram for the frequency table made for the data in figure ,and answer the following questions. Which group has the maximum number of workers ?

Following are the ages of 360 patients getting medical treatment in a hospital Construct a commulative frequency table for the above data.

Find the mean salary of 60 workers of a factory from the following table :

Draw a histogram for the frequency table made for the data in figure and answer the following questions. How many workers earn Rs 850 and more ?