Calculation of Mean, Median and Mode of Ungrouped Data

Mean, median, and mode are three basic ways to look at the value of a set of numbers. You will start by learning about the mean.

The mean, often called […]

Introduction to Organic Chemistry – Hydrocarbons

Organic chemistry originally meant the chemistry of compounds obtainable from plants and animals – living organisms. Organic chemistry is that branch of che […]

Introduction

There are no special respiratory organs in unicellular and aquatic organisms such as Amoeba and Paramecium. Oxygen that dissolves in water diffuses into the body while carbon dioxide goes out of […]

Definition of Environmental Physiology

This can be defined as effects of the environment on the growth and performance of farm animals. Normal growth and performance are enhanced when climatic factors like […]

Introduction
The term solubility refers to the maximum amount of material that will dissolve in a given amount of solvent at a given temperature to produce a stable solution.

Saturated and Unsaturated […]

Programme
A program is a set of instructions given to a computer to perform a specific task. A computer program is a list of instructions that tell a computer what to do. Everything a computer does is done by […]

Magnifiers

Perhaps the simplest optical instrument is the lens magnifier. Without optical aid, we cannot “see” things close up. The eye will simply not focus closer than about 0.25 m (unless you are nea […]

Definition of Party System:

Refers to a political arrangement in which government can only be constituted upon the election of a political party in democratic electoral setting. A party system is a concept in c […]

Introduction
A triangle can be constructed with a compass, a ruler and a protractor. You also need some squared paper and a pencil.

At first you need an overview of the information about the triangle you […]

Introduction
We observe many things in our day-to-day life. Surface Tension Phenomenon is one among them. Often we confuse the Phenomena of Surface tension with Buoyancy. Both the phenomena are entirely d […]

The Need for Statistics – Statistical Data
Suppose a stranger asks you for information about yourself. You could say lot of things. For example: your name, the town you live in; the school you go to; what you a […]

Introduction
You must have seen a broken down vehicle in your town or village. Assuming this car is to be taken to a nearby mechanic village, what do you think must be done to it? To make the broken down car move […]

Introduction
These are certain pieces of equipment that you require for sewing. These various simple sewing tools and equipment can be grouped according to their uses.

Tools and equipment for measuring […]

 
The /i:/ sound
The /i:/ sound is always spelled ‘ee’ or ‘ea’, but in some other ways also. Say the following:

need     meat     chief      police

meet    please    piece    machine

green   these     b […]

INTRODUCTION

A person who uses computer sometimes face many problems if the computer is used for a long period of time. The problems may be health related, like headache or vision problems and waist […]

The Meaning of a Store
A store can be defined as a place where goods are kept for future use. A store house is also known as the warehouse. It is a place that must be easy to reach and good for safekeeping of […]

The following are some common landforms or relief features that can be represented on map by using contour lines.

Valleys: are lowland between two highlands. Valleys are represented by V- shaped contour […]

Introduction
Alkanols (or alcohols) are a homologous series of organic compounds with the general formula CnH2n+1OH or simply ROH. Their molecules consist of a functional group — the hydroxyl group (—OH) joi […]