An investigation of the relationship between traffic flow (measured in cars per day) and lead content (measured in micrograms per gram of dry weight) in the bark of trees near the highway yielded the following summary statistics: Sample MeanSample Standard DeviationLead Content (micrograms per gram dry weight)680240Traffic Flow (cars / day)1750800The correlation between lead content and traffic flow was found to be r = 0.6 and a scatterplot showed the form to be linear. Based on context, which is the X-variable and which is the Y-variable?Group of answer choicesX-variable Y-variable

Name: An investigation of the relationship between traffic flow (measured in
Uploaded: 2024-03-20T07:07:12.000Z
Channel: Bartleby
Description: An investigation of the relationship between traffic flow (measured in cars per day) and lead content (measured in micrograms per gram of dry weight) in the bark of trees near the highway yielded the following summary statistics: Sample MeanSample St