Part A Radon is a radioactive gas that seeps into homes from the soil. A researc

Question

Part A Radon is a radioactive gas that seeps into homes from the soil. A research team investigates the hypothesis that radon causes lung cancer. They gather large amounts of data on basement radon levels and lung cancer incidence. Their data indicate that a significantly greater percentage of people with high levels of radon in their basement had lung cancer than people with low levels or no radon in their basements. Which of the conclusions below is appropriate to draw from their data? Higher levels of radon in the basement of a home causes lung cancer in the home's occupants There is no definitive relationship between higher levels of radon in the basement of a home and lung cancer Higher levels of radon in the basement of a home is associated with a greater incidence of lung cancer in people who live there. Submit

Explanation / Answer

from the case study we conclused the option number 3

higher level of radon in the basement of a home is associted with a greater incidence of lung cancer in people who live there

Because it is a single atom gas (unlike oxygen, O2, which is comprised of two atoms) it easily penetrates many common materials like paper, leather, low-density plastic (like plastic bags, etc.) most paints, and building materials like gypsum board (sheetrock), concrete block, mortar, sheathing paper (tar paper), wood paneling, and most insulations.

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