8. A sociologist is interested in the relation between x = number of job changes and = annual salary (in thousands of dollars) for people living in the Nashville area. A random sample of 5 people employed in Nashville provided the following information: x (number of job changes) 7 5 6 9 3 y (Salary in $1000) 37 34 32 43 33 Draw a scatter diagram. Include a title and labels on each axes. bi Calculate the correlation coefficient showing all formulas and substitutions. c) What does the value you obtained for in part (b) tell you about the direction and strength of the correlation between job changes and annual salary for people living in the Nashville area? What does the correlation tell us in the context of the