Percent and Percentile
Q1
A PM wants to fix weighting criteria that all vendors who are above of 70th percentile will be called for bidding. Here 70th percentile means:
1. Vendors who will score more than 70 % on weighing list
2. Vendors who will be above of 30% in weighing list
3. 30% Top scorer in weighing list
4. 70% top scorer of weighting list.
Q 2
In below set of observation - what is rating %age above 70th percentile?
Rating in %age | 20 | 25 | 30 | 35 | 40 | 45 | 50 | 55 | 60 | 65 | 70 | 75 | 80 | 85 | 90 | 100 |
No of Vendors obtained above rating | 0 | 2 | | | 2 | | 3 | | 3 | 4 | 3 | | 4 | 2 | 7 | 0 |
Cumulative | 0 | 2 | 2 | 2 | 4 | 4 | 7 | 7 | 10 | 14 | 17 | 17 | 21 | 23 | 30 | 30 |
1. >80%
2. >70%
3. >30%
4. >17%
Q 3
In above observation how many vendors could qualify?
1. 7
2. 17
3. 9
4. 16
Ans : 3 , 1 and 3
Hint:
http://er-sspawar.blogspot.in/2013/01/percent-and-percentile-example.html

