Answer
4. Correlation & Causation (exercise 34 on page 435)
6. Problems with sample size (page 422)
7. Unrepresentative samples used (page 419)
8. No control group used (exercise 23 on page 434)
Work Step by Step
The warnings that are mentioned in the pamphlet and that were also mentioned in this chapter are:
4. Correlation & Causation (exercise 34 on page 435)
6. Problems with sample size (page 422)
7. Unrepresentative samples used (page 419)
8. No control group used (exercise 23 on page 434)