Page 10 - PPT-Tally chart and frequency table
P. 10

Tally Chart








             ▶Let us organise the data to




                   make it more useful.




             ▶Data can be organised by



                   using standing lines and



                   slanting lines called tally




                   marks.




             ▶Tally marks are used for




                   counting in groups of 5.
   5   6   7   8   9   10   11   12   13   14   15