Shaalaa.com | Statistics part 14 (Graphical Representation Cumulative Frequency)
Find the correct answer from the alternatives given.
Cumulative frequencies in a grouped frequency table are useful to find . . .
Prepare the cumulative frequency (less than types) table from the following distribution table :
The following is the frequency distribution with unknown frequencies :
Find the value of a, hence find the frequencies. Draw a histogram and frequency polygon on the same coordinate system.