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Chapter 11: Q4. (page 637)

A survey was conducted to find the percent of Americans who enjoy camping. The surveyor randomly selected 20 individuals from each of the 50 states and asked, “DO you enjoy, greatly enjoy, or not enjoy camping in the woods, where the air is fresh and clean?” How much should you trust the results of this survey?

  1. Identify the sampling method and population.
  2. Do you think the sample chosen was representative of the population? Explain.
  3. Do you think the question is biased? If so, explain how it would affect the results of the survey.

Short Answer

Expert verified
  1. The population consist of all individuals from each of the 50 states and the sampling method is random sampling method.
  2. The sample chosen was not a representative of the population.
  3. The question is biased as it suggest that the individual should enjoy the camping where the air is fresh and clean.

Step by step solution

01

1.Step 1. Given Information.

It is given that ““A survey was conducted to find the percent of Americans who enjoy camping. The surveyor randomly selected 20 individuals from each of the 50 states and asked, “Do you enjoy, greatly enjoy, or not enjoy camping in the woods, where the air is fresh and clean?”

02

Step 2. Explanation.

The population consist of all individuals from each of the 50 states. Because the surveyor uses the rule “interview randomly selected 20 individuals”, the sample is a random sample.

03

2.Step 1. Given Information.

“A survey was conducted to find the percent of Americans who enjoy camping. The surveyor randomly selected 20 individuals from each of the 50 states and asked, “Do you enjoy, greatly enjoy, or not enjoy camping in the woods, where the air is fresh and clean?”

04

Step 2. Explanation.

The sample chosen was not a representative of the population because the surveyor randomly selected 20 individuals from each of the 50 states which is not enough to represent 50 states population.

05

3.Step 1. Given Information.

The question is “Do you enjoy, greatly enjoy, or not enjoy camping in the woods, where the air is fresh and clean?”

06

Step 2. Explanation.

The question “Do you enjoy, greatly enjoy, or not enjoy camping in the woods, where the air is fresh and clean?” is biased because it suggest that one should enjoy the camping where the air is fresh and clean.

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Most popular questions from this chapter

The circle graph shows the results of a survey that asked students what their favourite beach activity is. In what way is this graph misleading? Explain.

For the period1980−1998, the table below shows the number of earthquakes with magnitudes greater than7.0on the Richter scale. In 1999 there were 11 earthquakes greater than7.0on the Richter scale. How did 1999 compare with the preceding years?

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