Sir Karl Popper: "Science, Conjectures and
Refutations"
1. According to Popper, when a theory is falsified it should be
- a) modified by introducing auxiliary hypotheses
- b) rejected as false
- c) used as the basis for a new theory
- d) upheld anyway, if it is useful
2. According to Popper confirming instances of a theory should count in
favor of the theory only if
- a) there are a lot of them
- b) they are predictions we should not have expected to be true in
the absence of the theory
- c) they are irrefutable
- d) none of the above
3. According to Popper, the "method of science"
- a) does not exist
- b) is induction
- c) is criticism
- d) none of the above
4. Popper maintains that the "role of observation" in science is
- a) to provide data from which laws and theories may be inferred
- b) to test conjectures
- c) to verify hypotheses
- d) none of the above
5. Popper's solution to the problem of induction was to show that
- a) it is possible to verify a law by observation
- b) only the falsity of a theory can be inferred from observation
- c) it is possible to infer the truth of a theory from observation
statements
- d) none of the above
6. According to Popper, the "principle of empiricism" states
- a) only theories deduced from a priori laws are acceptable
- b) only theories inferred from empirical evidence are
acceptable
- c) only observation can decide the acceptance of a theory
- d) only consensus of opinion among scientists can decide the acceptance of a theory
7. According to Popper, a theory is refutable if and only if
- a) we can demonstrate that it is false
- b) there is some conceivable observation which is inconsistent
with it
- c) we can deduce contradictions from it
- d) there is some actual observation which falsifies it
8. According to Popper, "the actual procedure of science" is
- a) to jump to conclusions
- b) to carefully experiment before making hypotheses
- c) to infer generalizations from repeated observations
- d) to employ induction
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