Integers

8 Topics | 2 Quizzes
Fractions and Decimals

8 Topics | 3 Quizzes
Exponents and Powers

4 Topics | 3 Quizzes
Algebraic Equations

6 Topics | 3 Quizzes
Simple Linear Equations

6 Topics | 3 Quizzes
Lines and Angles

4 Topics | 3 Quizzes
Comparing Quantities

6 Topics | 3 Quizzes
The triangle and its properties

8 Topics | 3 Quizzes
Congruence of Triangles

7 Topics | 2 Quizzes
Rational Numbers

5 Topics | 3 Quizzes
Perimeter and Area

7 Topics | 3 Quizzes
Data Handling

9 Topics | 2 Quizzes
Practical Geometry

7 Topics | 1 Quiz
Symmetry

4 Topics | 1 Quiz
Visualising Solid Shapes

4 Topics | 1 Quiz
There must be a particular value which represents the complete data. This is the average of the data. The average lies between the smallest and the largest number of data so it is calledÂ **Central tendency of the group of data.**

There are three types of central tendency of data-

- Arithmetic Mean
- Mode
- Median

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