To find the mean of the data set you would add all the number of the data set (2,2,2,3,4,4,4,4,6,6,7,7,7,8 )-data set based on dot plot then add all number together which would give you 75 then you would divide by the amount of numbers (15) and 75/15=5 so your mean would be 5
Sample Response: The math club has 8 members. The youngest member is 9. The oldest member is 13. Therer is a cluster between 11 and 13, with a peak at 13. There is a gap at 10.
