Topic: Unit 4: Inference for Quantitative Data: Means

Common Errors in Interpreting t Intervals

Common Errors in Two-Sample t Tests

Choosing Procedures From Summary Tables

Building a One-Sample t Interval by Hand

Balancing Errors When Designing a Study

Alpha as the Type I Error Rate in t Tests

A Decision Flowchart for Mean Inference

Writing Condition Checks in Full Sentences

Writing a Conclusion for a Two-Sample t Test

Worked Example: Testing a Mean Fill Volume