Lesson: Applied Arithmetic - 14

Introducing Averages

[Page 14 of 36]
A number that represents the characteristics of a data set.
Average is found by adding up all of the numbers you have to find the mean of, and dividing by the number of numbers. So the mean of 3, 5, 7, 3 and 5 is 23/5 = 4.6.

Video Lesson - Explanation of Average

Averages, like ratios and rates, are variations of fractions.

The Average Formula:

Average =

So whenever you have 2 pieces of information, you can calculate the third.

For example:
The average of 3, 4 and 8 is 5, because .

BackNext

Next to display next topic in the chapter.

Video Lessons and 10 Fully Explained Grand Tests

Large number of solved practice MCQ with explanations. Video Lessons and 10 Fully explained Grand/Full Tests.

Quantitative Aptitude Reasoning English General Knowledge Picture Patterns
More for You
MCQ with question Explanations Scholarships and Financial Aid

Problem Solving

Lessons with practice question on math section of the test

Geometry

How to solve Geometry questions on math section of the test

PPSC Exam for Posts of Inspector Legal

Learn about PPSC Exam for Posts of Inspector Legal

All in this Category

You may be interested in

Colleges in peshawar

A list of major colleges in Peshawa ...

Colleges in Bahawalpur

Find colleges in your area in Bahaw ...

LUMS: NOP Financial Aid Program

Find all about LUMS NOP Financial A ...

FBR Post of Income Tax Inspector

Learn about the FBR Post of Income ...

PPSC - Research Officer Exam

Learn about the exam of PPSC - Rese ...

GRE Computer Science

Find all about GRE Computer Science ...

Institute of Space Technology

IST is the institute dealing in spa ...

Universities in Lahore

A comprehensive list of major unive ...

About us

EntryTest.com is a test preparation service for students seeking successful career.

About Disclaimer

Quick Test Prep

NUST NET IBA Karachi SAT LUMS LCAT LSE

 

NTS GAT NTS NAT GMAT GRE ACT

Study Abroad

Education Abroad Business Schools MS in USA