Answer:
A-5.26%
B- the average difference from the mean value is 3.762 meaning that the values are very close together
C-Lower quartile (xL): 83
Upper quartile (xU): 86.75
Interquartile range (xU-xL):
D-No, all numbers are very similar, and there is a very low deviation rate
Sorry but i can not do E
Explanation:
Hope this helps
