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Thinking Mathematically | 6th Edition | ISBN: 9780321867322 | Authors: Robert F. Blitzer
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In Ages of Oscar-Winning Best Actors and Actresses (Mathematics Teacher magazine) by

Chapter 12, Problem 32

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QUESTION:

In “Ages of Oscar-Winning Best Actors and Actresses” (Mathematics Teacher magazine) by Richard Brown and Gretchen Davis, the stem-and-leaf plots shown on the right compare the ages of 30 actors and 30 actresses at the time they won the award.

a. What is the age of the youngest actor to win an Oscar?

b. What is the age difference between the oldest and the youngest actress to win an Oscar?

c. What is the oldest age shared by two actors to win an Oscar?

d. What differences do you observe between the two stem-and-leaf plots? What explanations can you offer for these differences?

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QUESTION:

In “Ages of Oscar-Winning Best Actors and Actresses” (Mathematics Teacher magazine) by Richard Brown and Gretchen Davis, the stem-and-leaf plots shown on the right compare the ages of 30 actors and 30 actresses at the time they won the award.

a. What is the age of the youngest actor to win an Oscar?

b. What is the age difference between the oldest and the youngest actress to win an Oscar?

c. What is the oldest age shared by two actors to win an Oscar?

d. What differences do you observe between the two stem-and-leaf plots? What explanations can you offer for these differences?

ANSWER:



a. The age of the youngest actor to win an Oscar is 22.

b. The age difference between the oldest and the youngest actress to win an Oscar is 38 years.

c. The oldest age shared by two actors to win an Oscar i

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