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Virtual Math Learning Center

Virtual Math Learning Center Texas A&M University Virtual Math Learning Center

Chapter 1 - Definitions and Plots

Instructions

  • The first videos below explain the concepts in this section. 
  • This page also includes examples that you should attempt to solve yourself. You can check your answers and watch the videos explaining how to solve the exercises if you need help

Concepts

  • Statistics vs Parameters and their notation
  • The difference in categorical and numerical data and how to graph each
  • The difference in discrete and continuous numerical data
  • The five number summary of data and the boxplot
  • Measures of spread and the formula for standard deviation
  • The shapes of distributions

If you would like to see more videos on the topic, click the following link and check the related videos.

If you would like to see more videos on the topic, click the following link and check the related videos.

If you would like to see more videos on the topic, click the following link and check the related videos.

If you would like to see more videos on the topic, click the following link and check the related videos.

If you would like to see more videos on the topic, click the following link and check the related videos.

If you would like to see more videos on the topic, click the following link and check the related videos.

If you would like to see more videos on the topic, click the following link and check the related videos.

If you would like to see more videos on the topic, click the following link and check the related videos.

Exercises

Directions: You should try to solve each problem first, and then click "Reveal Answer" to check your answer. You can click "Watch Video" if you need help with a problem.

1. Graph a boxplot for the following data: 6, 7, 7, 9, 11, 15, 18, 18, 30, 50, 70, 75, 100

See video for graph

If you would like to see more videos on this topic, click the following link and check the related videos.

2. Find the standard deviation for the following sample data:

We asked 10 A&M students (from outside CS/B) how many times they went home last semester.
3, 4, 3, 2, 0, 3, 7, 5, 2, 1

2

If you would like to see more videos on this topic, click the following link and check the related videos.

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