11.21 Consider the following contingency table, which is based on a sample survey. Column 3 Column 1 Column 2 Row 137 64 105 98 Row 2 71 65 Row 3 81 115 115 c. For a 01, find the critical value of . Show the rejection and nonrejection regions on the chi-square distribution curve. d. Find the value of the test statistic e. Using a .01, would you reject the null hypothesis?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.5: Interpreting Data
Problem 1C
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11.21 Consider the following contingency table, which is based on
a sample survey.
Column 3
Column 1
Column 2
Row
137
64
105
98
Row 2
71
65
Row 3
81
115
115
Transcribed Image Text:11.21 Consider the following contingency table, which is based on a sample survey. Column 3 Column 1 Column 2 Row 137 64 105 98 Row 2 71 65 Row 3 81 115 115
c. For a 01, find the critical value of . Show the rejection
and nonrejection regions on the chi-square distribution curve.
d. Find the value of the test statistic
e. Using a .01, would you reject the null hypothesis?
Transcribed Image Text:c. For a 01, find the critical value of . Show the rejection and nonrejection regions on the chi-square distribution curve. d. Find the value of the test statistic e. Using a .01, would you reject the null hypothesis?
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