Finite Math For Dummies by Mary Jane Sterling

Author:Mary Jane Sterling
Language: eng
Format: epub, azw3
ISBN: 9781119476436
Publisher: Wiley
Published: 2018-05-15T00:00:00+00:00

Then, selecting one number from 1 through 30, you have just 30 choices. So multiply 12,103,014 times 30 and you have , or more than 360 million different tickets possible. If you bought 180 million tickets, you’d still have just a 50% chance of winning. Ouch.

Determining the Probability of an Event

What is the likelihood that it will rain today? What are the chances that your team will win the game? What is the probability that you’ll land on a property with a hotel when playing Monopoly?

Probability has been under investigation for a very long time, but it wasn’t until the mid-1600s that a written record of research and results was made and kept. And, of course, it all got inspired by questions about gambling. There are so many more applications of probability theory around nowadays.

What is the probability that, if you randomly select a family with three children, two of the children will be boys?

First, consider the formula for finding the probability of an event.

The probability that an event, E, will occur is found with

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