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Home Work Assignment 14
Phil 106 – Critical Thinking      Name________________________________
Fall 2007       Section_______________________________
Instructor: Ray Darr     Date_________________________________



Consider the following analogy


Convergence in radiation treatment is like a general attacking a fortress.  He is limited by the defenses to sending only a few troops each route; the general uses all roads from all sides to bring his troops in to successfully attack the fortress.


Duncker K. On problem solving.  Psychological Monographs, p. 58



______1. “Convergence in radiation treatment” is the (a) analogue (b) target.


______2. “ a general attacking a fortress” is the (a) analogue (b) target.


______3. The analogy used as an (a) argument (b) explanation.    


______4. A (a) placebo (b) sample (c) analogy (d) target is the harmless inert substance that resembles the substance     being tested in an experiment.


______5. The (a) control (b) stratified (c) random (d) experimental group receives the substance being tested.


______6. The (a) control (b) stratified (c) random (d) experimental group receives the placebo.


______7. Scatter diagrams may be used to represent Mill’s method of (a) agreement

(b) difference (c) combined method (d) concomitant variation


______8. (a) Explanatory power (b) Inductive generalization (c) hypothesis (d) plausibility is a measure of an idea’s likelihood of surviving critical scrutiny.


______9. A (a) population (b) sample (c) target (d) analogue is the set of instances about which general conclusions are projected in an inductive or statistical generalization.


______10. A(n) (a) population (b) sample (c) target (d) analogue is that which is used as a basis of comparison in an explanation or argument by analogy.