The levels of rainfall in Tuscola County, Michigan, and the numbers of murders by pushing from high
Question:
Let x be the level of rainfall (in mm) in Tuscola County, Michigan, and y be the number of murders by pushing from high places in the United States, both in the same year.
a. Construct a scatterplot, treating the annual level of rainfall as the explanatory variable.
b. Describe the four characteristics of the association. Compute and interpret r as part of your analysis.
c. Find the linear regression equation.
d. Construct a residual plot. Does it support any of the conclusions you made in part (b)? If yes, which one(s)?
e. Find the coefficient of determination. What does it mean in this situation?
f. On the basis of your responses to parts (a) through (e), can you conclude that murders by pushing from high places in the United States were caused by rainfall in Tuscola County, Michigan? Explain.
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