MCQs>Writing & Translation>Academic Writing>A researcher found a correlation coefficient of .38 between number of trees and air quality index in a densely populated residential area. What is the relationship between number of trees and air quality index?
Academic Writing MCQs
A researcher found a correlation coefficient of .38 between number of trees and air quality index in a densely populated residential area. What is the relationship between number of trees and air quality index?
Answer
Correct Answer: weak and positive
Explanation:
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