Consumer: Radon Gas Radon: The Problem No One Wants to Face is the title of an article

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Consumer: Radon Gas “Radon: The Problem No One Wants to Face” is the title of an article appearing in Consumer Reports. Radon is a gas emitted from the ground that can collect in houses and buildings.

At certain levels it can cause lung cancer. Radon concentrations are measured in picocuries per liter

(pCi/L). A radon level of 4 pCi/L is considered

“acceptable.” Radon levels in a house vary from week to week. In one house, a sample of 8 weeks had the following readings for radon level (in pCi/L):

1.9 2.8 5.7 4.2 1.9 8.6 3.9 7.2

(a) Find the mean, median, and mode.

(b) Find the sample standard deviation, coefficient of variation, and range.

(c) Interpretation Based on the data, would you recommend radon mitigation in this house? Explain.

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Understandable Statistics Concepts And Methods

ISBN: 9780357719176

13th Edition

Authors: Charles Henry Brase, Corrinne Pellillo Brase

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