Compute the average for the differences for exam 2

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Compute the average for the differences for Exam 2 -Exam 1 (New method and Old method).

New: 75 ,88,80,88,71 Old; 86,92, 72,85,60.

The difference= New-Old. D= 80.4-79= 1.4

Calculate the SD and SE for the differences Exam 2-Exam 1.

Reference no: EM132195812

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