{Review!

Chapter 4 Test tomorrow!

A team’s batting average is .300, what’s the probability of at least one hitter

getting a base hit out of three at bats?

Problem 1:

.657

What is the probability of a family having a boy as their 4th child, given that they already had 3 girls?

Problem 2:

.500

Ms. Rehak has a bag of M&M’s with 6 blue, 10 red, and 7 brown. What is the

probability that she reaches into the bag and pulls out a blue M&M followed by

another blue M&M?

Problem 3:

No replacement 0.059

Replacement 0.0681

How many routes are there to get to 6 places.

Problem 4:

720

For student body elections, 10 people run for president, and the top 3 vote getters become president, vice president, and

treasurer. How many administrations are possible?

Problem 5:

720

There are 3 cheeseburgers and 2 hamburgers and 6 hotdogs to choose

from. What’s the probability of getting a cheeseburger, given that you didn’t

choose a hotdog.

Problem 6:

.600

You go scuba diving as a part of a group of 5 total people. There are 100 air tanks to choose from, and 3 don’t work. What’s

the probability that at least 1 person in your group dies.

Problem 7:

.144

A lottery involves selecting 3 different numbers from 1-10. What is the

probability of winning given that you must choose the exact numbers and

order of numbers?

Problem 8:

1/720 = .00139

The Bulls have 12 active players on their roster, and can only have 5 players in the game at a time. How many lineups are

possible?

Problem 9:

792

Finish filling in the study guide with example questions.

Chapter 4 test tomorrow!

Homework: