Lesson: Applied Arithmetic - 24

Probability

[Page 24 of 36]
Probability studies the possible outcomes of given events together with the outcomes' relative likelihoods and distributions. In common usage, the word "probability" is used to mean the chance that a particular event (or set of events) will occur expressed on a linear scale from 0 (impossibility) to 1 (certainty).

Video Lesson - Probability

Probability is just a special type of ratio that represents the likelihood that something will occur.

To find probabilities when all the outcomes have the same chance of occurring, count the number of desired outcomes and divide by the number of possible outcomes:

Probability =

Example:

What is the probability of throwing a 5 on a fair six-sided die?

There is 1 desired outcome - throwing a 5.
There are 6 possible outcomes - one for each side of the die.
So the probability is .

Let's try an in-format question.

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

Arithmetic

Lessons on Basic to Advance Arithmetic with practice questions

Graphs - Data Interpretation

Lessons and practice questions for Data Interpsection - Graphs

SAt Subject Mathematics

Find all about SAT-II Mathematics with lessons and practice questions

All in this Category

You may be interested in

Colleges in cities of Balochistan

Comprehensive lists of colleges in ...

Queen Mary College - Lahore

A famous name incolleges in Lahore ...

Boost your Memory

Concrete methods to improve memory. ...

Business School Admission Process

A detailed discussion about how you ...

Join PAF as GD Pilot

PAF - Careers - join Pakistan Air F ...

PAF - Engineering

Join Pakistan Air Force as Engineer ...

SAU: B.E Agriculture engineering

SAU: Sindh Agriculture University B ...

BU - Bahria University

A popular name in Pakistani univers ...

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