Question: Below are four bivariate data sets and the scatter plot for each. (Note that each scatter plot is displayed on the same scale.) Each data
Below are four bivariate data sets and the scatter plot for each. (Note that each scatter plot is displayed on the same scale.) Each data set is made up of sample values drawn from a population.
xy1.01.02.02.03.03.04.04.05.05.06.06.07.07.08.08.09.09.010.010.0
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Figure1uv1.03.22.04.13.03.64.05.05.04.26.07.37.06.38.07.49.07.010.08.3
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Figure2wt1.04.22.06.53.08.34.09.65.09.96.09.77.09.78.07.79.06.110.03.6
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Figure3mn1.07.62.08.63.06.84.05.35.08.06.04.97.04.88.06.99.06.110.03.8
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Figure4
Answer the following questions. The same response may be the correct answer for more than one question.
1. Which data set indicates the strongest positive linear relationship between its two variables?Choose one
the x,y data set
the u,v data set
the w,t data set
the m,n data set
2. Which data set indicates a perfect negative linear relationship between its two variables?Choose one
the x,y data set
the u,v data set
the w,t data set
the m,n data set
none of the data sets
3. In which data set is there evidence of a strong nonlinear relationship between the two variables?Choose one
the x,y data set
the u,v data set
the w,t data set
the m,n data set
none of the data sets
4. Which data set has an apparent positive, but not perfect, linear relationship between its two variables?Choose one
the x,y data set
the u,v data set
the w,t data set
the m,n data set
none of the data sets
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