Short Task 10

Read Seven easy graphs to visualize correlation matrices in R and answer the following questions.

1. How would you describe the distribution of the variable hp?

2. Between which two variables is the most significant correlation found?

3. How would you describe the association between hp and disp (positive/negative, weak/moderate/strong)?

4. How would you describe the association between disp and carb (positive/negative, weak/moderate/strong)?

5. Is the relationship between mpg and cyl linear?

6. State the name of the R package which you believe produces the most aesthetically pleasing correlation matrix. Why does it excel over others?