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The table below summarizes the data about students' the eye color and scores in a certain...

The table below summarizes the data about students' the eye color and scores in a certain exam.

Color\ Score 90-100% 80 - 89% 70 - 79% 60-69% < 60%
Blue 18 17 21 16 8
Brown 24 20 20 9 6
Other 12 11 9 7 4

We are interested in studying whether these two attributes are independent. Type the rejection region of this test.

Math   Statistics-And-Probability   
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