Introductory Statistics (10th Edition)
Introductory Statistics (10th Edition)
10th Edition
ISBN: 9780321989178
Author: Neil A. Weiss
Publisher: PEARSON
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Chapter 4.1, Problem 22E

In Exercises 4.16–4.26, express your probability answers as a decimal rounded to three places.

4.22 Nobel Laureates. From Wikipedia and the article “Which Country Has the Best Brains?” from BBC News Magazine, we obtained a frequency distribution of the number of Nobel Prize winners, by country.

Country Winners
United States 338
United Kingdom 119
Germany 103
France 59
Sweden 29
Switzerland 25
Other countries 166

Suppose that a recipient of a Nobel Prize is selected at random. Find the probability that the Nobel Laureate is from

  1. a. Sweden.
  2. b. either France or Germany.
  3. c. any country other than the United States.
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