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Statistics / A First Course in Probability 9 / Chapter 3 / Problem 25P

A First Course in Probability | 9th Edition | ISBN: 9780321794772 | Authors: Sheldon Ross

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The following method was proposed to estimate the number

Chapter 3, Problem 25P

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QUESTION:

Problem 25P

The following method was proposed to estimate the number of people over the age of 50 who reside in a town of known population 100,000: “As you walk along the streets, keep a running count of the percentage of people you encounter who are over 50. Do this for a few days; then multiply the percentage you obtain by 100,000 to obtain the estimate.” Comment on this method.

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QUESTION:

Problem 25P

The following method was proposed to estimate the number of people over the age of 50 who reside in a town of known population 100,000: “As you walk along the streets, keep a running count of the percentage of people you encounter who are over 50. Do this for a few days; then multiply the percentage you obtain by 100,000 to obtain the estimate.” Comment on this method.

ANSWER:

Step 1 of 2

From the given problem we have a method and it was proposed to estimate the number of people over the age of 50 who reside in a town of known population 100,000. Here we encounter who are over 50 by keeping a running count of the percentage of people.

Here we need to comment on this method.

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