Probability

/ˌprɒb.əˈbɪl.ɪ.ti/

Meaning & Definition

noun

The measure of the likelihood that an event will occur, expressed as a number between 0 and 1.

The probability of rolling a three on a fair six-sided die is 1/6.

A likelihood or chance of something happening.

There is a high probability that it will rain tomorrow.

A branch of mathematics concerned with the analysis of random phenomena.

Studying probability helps in making informed decisions based on potential outcomes.

The extent to which something is probable; the chance of something happening.

The probability of winning the lottery is very low.

A quantifiable measure of likelihood based on previous occurrences.

In statistics, probability can be calculated by dividing the number of favorable outcomes by the total number of possible outcomes.

From Latin 'probabilitas', from 'probabilis' meaning 'provable, credible.'

the odds are in favor

The chances of something happening are positive.

in all probability

Almost certainly; very likely.

take a chance

To risk something in hopes of a favorable outcome.

a slim chance

A very low probability of something happening.

on the cards

Likely to happen; something that is predicted.

likely

Having a high probability of occurring.

chance

A possibility of something happening.

random

Made, done, happening, or chosen without method or conscious decision.

Probable chance

It's a high probability they'll show up for the party.

Risk factor

There's a big probability involved if you invest in that project.