# Ch 18: Basic Probability and Statistics: Help and Review

The Basic Probability and Statistics chapter of this College Preparatory Mathematics Help and Review course is the simplest way to master probability and statistics. This chapter uses simple and fun videos that are about five minutes long, plus lesson quizzes and a chapter exam to ensure students learn the essentials of basic probability and statistics.

## Who's it for?

Anyone who needs help learning or mastering college preparatory math material will benefit from taking this course. You will be able to grasp the subject matter faster, retain critical knowledge longer and earn better grades. You're in the right place if you:

• Have fallen behind in understanding probability or how to working with statistics.
• Need an efficient way to learn about basic probability and statistics.
• Learn best with engaging auditory and visual tools.
• Struggle with learning disabilities or learning differences, including autism and ADHD.
• Experience difficulty understanding your teachers.
• Missed class time and need to catch up.
• Can't access extra math learning resources at school.

## How it works:

• Start at the beginning, or identify the topics that you need help with.
• Watch and learn from fun videos, reviewing as needed.
• Refer to the video transcripts to reinforce your learning.
• Test your understanding of each lesson with short quizzes.
• Submit questions to one of our instructors for personalized support if you need extra help.
• Verify you're ready by completing the Basic Probability and Statistics chapter exam.

## Why it works:

• Study Efficiently: Skip what you know, review what you don't.
• Retain What You Learn: Engaging animations and real-life examples make topics easy to grasp.
• Be Ready on Test Day: Use the Basic Probability and Statistics chapter exam to be prepared.
• Get Extra Support: Ask our subject-matter experts any relevant question. They're here to help!
• Study With Flexibility: Watch videos on any web-ready device.

## Students will review:

In this chapter, you'll learn the answers to questions including:

• How do I interpret bar graphs and pie charts?
• How can I use tables to compute percent increases?
• What steps do I follow to find medians, means, modes and ranges?
• How do I find the standard deviation of a data set?
• How do I calculate the probability of events?
• What steps do I follow when calculating permutations?

19 Lessons in Chapter 18: Basic Probability and Statistics: Help and Review
Test your knowledge with a 30-question chapter practice test
Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
Not Taken
Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken

### Earning College Credit

Did you know… We have over 200 college courses that prepare you to earn credit by exam that is accepted by over 1,500 colleges and universities. You can test out of the first two years of college and save thousands off your degree. Anyone can earn credit-by-exam regardless of age or education level.