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A city expressway with four lanes in each direction was studied to see whether drivers preferred to drive on the inside lanes. A total of 1000 automobiles were observed during the heavy early-morning traffic, and their respective lanes were recorded. The results are shown in the following table. Lane Count 1 294 2 276 O Standard Normal distribution O Chi-squared distribution with 3 degrees of freedom Ot distribution with 3 degrees of freedom. 3 238 O Chi-squared distribution with 4 degrees of freedom 4 192 To test whether there is sufficient evidence to indicate that some lanes are preferred over others, they test Ho P1 P2 P3 P4 vs. Ha Pi Pj, for some i‡j, i, j = 1, 2, 3, 4. What is the distribution of the test statistic? Total 1000

A city expressway with four lanes in each direction was studied to see whether drivers preferred to drive on the inside lanes. A total of 1000 automobiles were observed during the heavy early-morning traffic, and their respective lanes were recorded. The results are shown in the following table. Lane Count 1 294 2 276 O Standard Normal distribution O Chi-squared distribution with 3 degrees of freedom Ot distribution with 3 degrees of freedom. 3 238 O Chi-squared distribution with 4 degrees of freedom 4 192 To test whether there is sufficient evidence to indicate that some lanes are preferred over others, they test Ho P1 P2 P3 P4 vs. Ha Pi Pj, for some i‡j, i, j = 1, 2, 3, 4. What is the distribution of the test statistic? Total 1000

MATLAB: An Introduction with Applications
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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A city expressway with four lanes in each direction was studied to see whether drivers preferred to drive on the inside lanes. A total of 1000 automobiles were observed during the heavy early-morning traffic, and their respective lanes were recorded. The results are shown in the following table. Lane Count 1 294 2 276 O Standard Normal distribution 3 238 O Chi-squared distribution with 3 degrees of freedom O t distribution with 3 degrees of freedom. O Chi-squared distribution with 4 degrees of freedom 4 192 To test whether there is sufficient evidence to indicate that some lanes are preferred over others, they test Ho P₁ P2 P3 = P4 vs. Ha : Pi Pj, for some i ‡j, i, j = 1, 2, 3, 4. What is the distribution of the test statistic? Total 1000
Transcribed Image Text:A city expressway with four lanes in each direction was studied to see whether drivers preferred to drive on the inside lanes. A total of 1000 automobiles were observed during the heavy early-morning traffic, and their respective lanes were recorded. The results are shown in the following table. Lane Count 1 294 2 276 O Standard Normal distribution 3 238 O Chi-squared distribution with 3 degrees of freedom O t distribution with 3 degrees of freedom. O Chi-squared distribution with 4 degrees of freedom 4 192 To test whether there is sufficient evidence to indicate that some lanes are preferred over others, they test Ho P₁ P2 P3 = P4 vs. Ha : Pi Pj, for some i ‡j, i, j = 1, 2, 3, 4. What is the distribution of the test statistic? Total 1000
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