Question: Given the collected data below for the grades of 14 stu for the calculus-1 course : Student Grade Deviation d d^2 1 60 2 88

Given the collected data below for the grades of 14 stu for the calculus-1 course : Student Grade Deviation d d^2 1 60 2 88 3 85 4 95 5 70 6 88 7 45 8 70 9 72 10 100 11 45 12 55 13 70 14 88 Calculate the following with showing your calculation steps: a) The Mean grade [5 points] b) The Average deviation [5 points] c) The Standard Deviation [5 points]

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