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Course Documents

Chapter 1 - Intro

Chapter 2 - Methods for Describing Sets of Data

Chapter 3 - Probability

Chapter 4 - Discrete Random Variables

Chapter 5 - Normal Random Variables

Chapter 6 - Sampling Distributions

Chapter 7 - Confidence Intervals

Chapter 8 - Tests of Hypothesis: One Sample

Chapter 9 - Confidence Intervals and Hypothesis Tests: Two Samples

Sample Exam I: Chapters 1 & 2

Sample Exam II: Chapters 3 & 4

Sample Exam III: Chapters 5 & 6

Sample Exam IV: Chapters 7 & 8

Problem 3

13.4 Testing Categorical Probabilities: One-Way Table

The candy Skittles comes in five colors/flavors Green, Orange, Red, Purple, and Yellow. The company claims that each bag of Skittles has an equal number of each color. Use a 10% level of significance and the data below to test the company’s claim.

Green         Orange       Red       Purple       Yellow
   43                 50             44            44              52
 

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