Category Archives: Lesson 13: Basic Probability and Data Analysis

4. Making and Interpreting Data Displays

Using an appropriate display to show the distribution of a set of numerical data helps make the information presented meaningful to the viewer. Three different displays are presented below with their uses. Stem and Leaf Plots A stem and leaf … Continue reading

Posted in Lesson 13: Basic Probability and Data Analysis | Leave a comment

3. Sampling and Analyzing Sets of Data

There are a lot of definitions in sampling methods. Read the descriptions below and think about situations in the real world that you see these sampling methods. 1. In a random sample, every member of the population has an equal chance … Continue reading

Posted in Lesson 13: Basic Probability and Data Analysis | Leave a comment

2. Combinations and Permutations

A permutation is an arrangement of objects where order is important. For example, the 6 possible permutations of the letters A, B, and C are: ABC                         ACB   … Continue reading

Posted in Lesson 13: Basic Probability and Data Analysis | Leave a comment

1. Finding Probabilities of Simple and Compound Events

First, some important probability terminology. A possible result of an experiment is an outcome. For instance, when you toss a die, there are six possible outcomes, 1, 2, 3, 4, 5, or 6. An event is an outcome or collection … Continue reading

Posted in Lesson 13: Basic Probability and Data Analysis | Leave a comment