Topic: Unit 3: Inference for Categorical Data: Proportions

Exam Practice on Errors, Power, and Decision Making

Writing Error Descriptions and Consequences for Free Response

Type I Error and Multiple Tests

Errors in Interval-Based Decisions

Increasing Power Without Raising Alpha

How Significance Level Affects Power and Type II Error

Identifying Type I and Type II Errors From a Scenario

Type I Error Defined in Context

Making a Decision in a Chi-Square Test

Writing a Conclusion for a Test of Independence