For the SAT example given in Exercise 2.16 do the following: In exercise Table 2.9 gives data
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In exercise
Table 2.9 gives data on mean Scholastic Aptitude Test (SAT) scores for collegebound seniors for 19722007. These data represent the critical reading and mathematics test scores for both male and female students. The writing category was introduced in 2006. Therefore, these data are not included.
a. Plot the female reading score against the male reading score.
b. If the scatter plot suggests that a linear relationship between the two seems appropriate, obtain the regression of female reading score on male reading score.
c. If there is a relationship between the two reading scores, is the relationship causal?
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