Chapter 11, Section 11.3, Problem 021 Your answer is partially correct. Try again. Consider the following contingency table that is based on a sample survey. Column 1 Column 2 Column 3 Row 1 136 93 75 Row 2 93 54 89 Row 3 126 72 114 a. Write the null and alternative hypotheses for a test of independence for this tablé. Ho: Rows and columns are independent H: Row and columns are independent b. Calculate the expected frequencies for all cells assuming that the null hypothesis is true. Round your answers to three decimal places, where required. Column 3 Total Column 1 Column 2 vacy Policy | © 2000-2020 John Wiley & Sons, Inc. All Rights Reserved. A Division of John Wiley & Sons, Inc.
Chapter 11, Section 11.3, Problem 021 Your answer is partially correct. Try again. Consider the following contingency table that is based on a sample survey. Column 1 Column 2 Column 3 Row 1 136 93 75 Row 2 93 54 89 Row 3 126 72 114 a. Write the null and alternative hypotheses for a test of independence for this tablé. Ho: Rows and columns are independent H: Row and columns are independent b. Calculate the expected frequencies for all cells assuming that the null hypothesis is true. Round your answers to three decimal places, where required. Column 3 Total Column 1 Column 2 vacy Policy | © 2000-2020 John Wiley & Sons, Inc. All Rights Reserved. A Division of John Wiley & Sons, Inc.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:FULL SCREEN
PR
Chapter 11, Section 11.3, Problem 021
Z Your answer is partially correct. Try again.
Consider the following contingency table that is based on a sample survey.
Column 1
Column 2
Column 3
Row 1
136
93
75
Row 2
93
54
89
Row 3
126
72
114
a. Write the null and alternative hypotheses for a test of independence for this table.
Ho: Rows and columns are
independent
H: Row and columns are
independent O
b. Calculate the expected frequencies for all cells assuming that the null hypothesis is true.
Round your answers to three decimal places, where required.
Column 3
Total
Column 1
Column 2
Privacy Policy | © 2000-2020 John Wiley & Sons, Inc. All Rights Reserved. A Division of John Wiley & Sons, Inc.
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Transcribed Image Text:b. Calculate the expected frequencies for all cells assuming that the null hypothesis is true.
FULL SCREEN
PRINTER VERS
Round your answers to three decimal places, where required.
Column 1
Column 2
Column 3
Total
Row 1
Row 2
Row 3
Total
exact number, no tolerance
c. For a = 0.01, find the critical value of X. Specify the rejection and nonrejection regions on the chi-square distribution curve.
Enter the exact answer from the chi-square distribution table.
The rejection region is
on the left
of the critical value of y
Ion the right
rivacy Policy I © 2000-2020 John Wiley & Sons, Inc. All Rights Reserved. A Division of John Wiley & Sons, Inc.
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