Tallying is a way of recording data that counts in groups of five. The data is tallied as it is counted, with a mark for each piece of data, and then the frequency is recorded at the end. Frequency ...

Measures of Central Tendency Class 11 Revision Notes: This article hands out revision notes for CBSE Class 11 Chapter 5, Measures of Central Tendency. A PDF download link has also been attached to the ...

Statistics Class 10 Notes: This article brings to you complete handwritten short notes for Class 10 Maths Chapter 13 Statistics along with a PDF download link. These revision notes on statistics are ...

Bar Chart: a chart with horizontal bars that show frequencies or percentages for the categories. It is a graphical equivalent of a summary table. Chartjunk: a chart that has unnecessary details. It ...