Need to find the values of A-G

You re-examine the exam scores from a sample of 111 police officers and find that the mean score is 57 and the sums of squares is 18,590. Use this data, the 68-95-99 rule, and the image below to represent the spread of these exam scores along a normal distribution. 95.44% 99.74% (a) (b) (c) (d) (e) (f) (g)