Question
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
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?___________
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