There is a very strong positive association between television sets per person in a country and the life expectancy of the people in that country, which means people in countries with lots of TVs tend to live longer. (1) Does this mean we can improve the life expectancy of people in developing countries by sending them lots of television sets? (2) Describe a possible confounding variable in this association.
There is a very strong positive association between television sets per person in a country and the life expectancy of the people in that country, which means people in countries with lots of TVs tend to live longer. (1) Does this mean we can improve the life expectancy of people in developing countries by sending them lots of television sets? (2) Describe a possible confounding variable in this association.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 2AGP
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