Please help with solution please, thank you.

You are tasked by the Mathematics Head to get all the raw scores of Grade 11 in the Third Periodic Exam. Assume a role of a statistician and get the top of the group to be given an incentive. You will get the mean of the group as well as the standard deviation. You need to write a report listing the names of the students included in the top to be given the incentive and submit to the head not later than a week after the date of assignment