10/10/2016
Statistical Inference for two means (return to Pulse.R from previous class)
- Two-sample Z procedures (Not often applied)
- Two-sample t procedures
- The pooled two-sample t procedures
Class Exercises
- Return to our data from the survey on the first day of class. Are there statistically significant differences in the means for men and women for the following variables:
- Height.in.Inches
- Wingspan.in.Inches
- White.string
- Black.string
- Pulse.rate
- Haircut.cost
- Text.messages
- 5.25, 5.27, 5.29, 5.35
Please bring your review questions on Wednesday. Our exam on Friday will cover Chapters 1 through 5 (up to Section 5.3).