Question

Draw a histogram and frequency polygon to represent the following data :class interval 10-14,14-20,20-32,32-52,52-80 frequency 5,6,9,25,21 respectively

Answer 1

To find frequency we see the data 5,6,9,25,21 in this data how many digits are come in the following class interval for example 5 is come under 10-14 class interval.
you can see the histogram the histogram of this figure is not form.