12. An eye doctor keeps track of whether people who come in for testing need glasses. When she separates them by eye color, she gets the following: Glasses No Glasses Brown 43 55 Blue 34 19 Can we say that eye color is independent of the need for glasses? (a = .01)

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.6: Permutations
Problem 40E
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Need question #12
Inde
parenthe
-0.08
x²-test
9.01
11. in a small town, people are asked their political party. The results are:
Republican
Democrat
Independent
Men
54
32
8
Women
45
29
11
Can we say that the choice of political party is independent of gender?
12. An eye doctor keeps track of whether people who come in for testing need glasses.
When she separates them by eye color, she gets the following:
Glasses
No Glasses
Brown
43
55
Blue
34
19
Can we say that eye color is independent of the need for glasses? (a = .01)
Transcribed Image Text:Inde parenthe -0.08 x²-test 9.01 11. in a small town, people are asked their political party. The results are: Republican Democrat Independent Men 54 32 8 Women 45 29 11 Can we say that the choice of political party is independent of gender? 12. An eye doctor keeps track of whether people who come in for testing need glasses. When she separates them by eye color, she gets the following: Glasses No Glasses Brown 43 55 Blue 34 19 Can we say that eye color is independent of the need for glasses? (a = .01)
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