The final exam for statistics is fast approaching. Sample data was collected from ten random students from previous semesters.

Time Studied (hrs) Final Grade(%)

20 94

22 98

2 46

12 78

5 34

19 75

7 76

19 87

10 57

16 89

What is the correlation coefficient? ____________

How would you describe the correlation between time studied and final grade earned?____________

select one:

strong positive

weak positive

weak negative

strong negative

Find the regression equation for the sample data.

What is the numerical value of 'a' if the equation is in the form y = a + bx?___________

What is the numerical value of 'b' if the equation is in the form y = a + bx?___________