Return Frequency -10% up to 0% 5 0% up to 10% 7 10% up to 20% 9 20% up to 30% 6 30% up to 40% 3
Return
Frequency
-10% up to 0%
5
0% up to 10%
7
10% up to 20%
9
20% up to 30%
6
30% up to 40%
3
Total number of frequencies = 30.7/30 = 23.3%.
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