From the following scores on two tests, calculate the values indicated: Test 1 (X): 29, 28, 25, 25, 22, 22, 21, 20, 19, 19 Test 2 (Y): 34, 31, 35,...

I.                From the following scores on two tests, calculate the values indicated:

                        Test 1 (X): 29, 28, 25, 25, 22, 22, 21, 20, 19, 19

                        Test 2 (Y): 34, 31, 35, 30, 31, 28, 28, 25, 24, 24

            10. Mean of Test 1 (X)

Mx=     __23___

11. Mean of Test 2 (Y)

My=     __29___

12.  Summation of squared deviations scores for Test 1

Σx2=   __3.4___

13. Summation of squared deviations scores for Test 2

Σy2 = _3.9____

14. Summation of the product of deviation scores for Test 1 and Test 2 

Σxy = _____ ( I dont know how to find this answer)

15. Correlation Coefficient:

 r =      _____ ( i dont know how to find this answer)