QUESTION IMAGE
Question
the scatter plot below shows data points and the line of best fit. identify the association on the scatter plot. show your work here
Step1: Understand positive and negative association
In a scatter - plot, if as the explanatory variable increases, the response variable also increases, it is a positive association. If as the explanatory variable increases, the response variable decreases, it is a negative association.
Step2: Check the direction of the line of best fit
The line of best fit in the given scatter - plot has a positive slope. As the explanatory variable (x - axis) increases from 0 to 15, the response variable (y - axis, even though the values are negative) is increasing (from - 90 to - 60 approximately).
Step3: Determine the strength of the association
The data points are relatively close to the line of best fit. A strong association means that the data points are clustered closely around the line of best fit.
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Strong positive association