Question

find the range and the first and third quartiles for the data set 45 42 86 13 47 47 46

Answer 1

the range is 44 and im not sure about the third quartiles .586 thats what my calculator got me but i dont have my good calculator 

Answer 2

always remember to subtract the biggest number in you data set from your smallest number in your data set, in this case 86-13=73. So 73 is your range.
Q1=42
Q3=47