# Video Lessons : Statistics-Mean

### Video Lessons

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### Sub-Topics :

Measures of central tendency
Mean

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### Chapters

Chapter 1 Number System

Number System-Rational Number

Number System-Irrational Number and The Number line

Number System-Real number and operations

Chapter 2 Polynomials

Polynomial-Basics of polynomial

Polynomial-Remainder Theorem

Polynomial-Identity

Chapter 3 Coordinate Geometry

Co-Ordinate Geometry-Co-Ordinate Geometry and various terms

Chapter 4 Linear equations in two variables

Linear Equation of two Variable-Linear equation and solution

Linear Equation of two Variable-Linear equation and graph

Chapter 5 Introduction to Euclid's Geometry

Introduction to Euclid's Geometry-Introduction

Chapter 6 Lines and Angles

Lines and Angles-Angles and properties

Lines and Angles-Angles and types

Lines and Angles-Angle Sum Property

Chapter 7 Triangles

Triangles-Congruency of Triangle

Triangles-Properties of Triangle

Triangles-Criteria for congruency

Quadrilaterals-Parallelogram and its Properties

Chapter 9 Areas of Parallelograms and Triangles

Area of Parallelogram and Triangle-Triangles on same base and B/W same parallel lines

Chapter 10 Circles

Circle-Circle and its terms

Circle-Chord and circle

Circle-Arc and Circle

Chapter 11 Constructions

Constructions-Introduction

Constructions-Basic Constructions

Constructions-Some Constructions of triangle

Chapter 12 Heron's Formula

Heron's Formula-Area of a Triangle – by Heron's Formula

Heron's Formula-Application of Heron's Formula

Chapter 13 Surface Areas and Volumes

Surface area and Volume-Surface area and Volume of cube and cuboid

Surface area and Volume-Surface area and volume of cylinder

Surface area and Volume-Surface area and volume of cone

Surface area and Volume-Surface area and volume of Sphere

Chapter 14 Statistics

Statistics-Tally Marks

Statistics-Mean

Statistics-Median and Mode

Chapter 15 Probability

Probability-Probability

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