Answer :
Step-by-step explanation:
There are ten numbers...going form lowest to highest:
the D6 level will be 6 (10+1) / 10 = 6.6 or .6 of the way between 65.2 and 66.9
this would be 65.2 + .6 ( 66.9 - 65.2) = 66.22 = 6th decile ( going from lowest to highest)