9. Find an example of historical evidence in a case where there are no direct witnesses to the fact; discuss it according to S. R. Gardiner’s tests (p. 103).
10. Find two examples from the daily papers where statistics are used to establish a complex fact.
11. Name two subjects on which you could gather statistics, and the sources from which you would draw them.
12. Bring to class the testimony of a recognized authority on some complex fact, and explain why his testimony carries weight.
13. Name a subject on which you can speak with authority, and explain why your testimony on that subject should carry weight.
14. Give an example from your own experience of a case in which it is hard to distinguish between direct and indirect evidence.
15. Find in the daily papers or current magazines an argument based on reasoning by analogy; one based on reasoning by generalization; one based on circumstantial evidence; explain the character of each.
16. Find an example of an argument based on reasoning from a causal relation.
17. Find an example of an argument from enumeration of like cases which might be easily upset.
18. In the proposition, “A gentleman ought not to become a professional baseball player,” what meaning could be given to the word “gentleman”?
19. Distinguish between the meanings of law in the phrases “moral law,” “natural law,” and “law of the land.”
20. What different meanings would the word “comfort” have had in the days of your grandfather, as compared with the present day?
21. Give, two examples of words with “sliding meanings.”
22. Give two examples of words whose denotation is fixed, but whose connotation or emotional implications would be different with different people.
23. Find an example of false analogy.
24. Criticize the reasoning in the following extract from a letter to a newspaper urging Republican and Democratic tickets at the municipal election in a small city in the country.
It is an acknowledged fact that competition in the business life of our city is beneficial to the consumer. If that be so, why will not competition in city affairs bring equally good results to the taxpayer?
25. Give an example you have recently heard of hasty generalization; explain its weakness.
26. Give an example of your own of the post hoc fallacy.
27. Give an example of false reasoning based on assuming a complex fact to be simple.
28. Criticize the reasoning in the following extracts: