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January 25, 2015

January 25, 2015

Posted by **Skye** on Monday, May 24, 2010 at 11:56pm.

18, 9, 7, 5, 11, 7, 17, 20, 19, 2, 17, 12, 5, 1, 13, 12, 11, 15, 16, 20

* 30th percentile = 9

90th percentile = 20

* 30th percentile = 9

90th percentile = 19

* 30th percentile = 11

90th percentile = 19

* 30th percentile = 7

90th percentile = 20

- Algebra 2 -
**PsyDAG**, Tuesday, May 25, 2010 at 5:10pmArrange scores in order of value. With 20 scores, each stands for 5% of the distribution. 30th percentile involves the six lowest scores. Can you generalize that for the 90 percentile?

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