llustration 20.24. A die is tossed 120 times with the followingresults:No. turned. up:12346.TotalFrequency:302518102215120Test the hypothesis that the die is unbiased.

Answered: Image /qna-images/answer/68ba808f-57c1-458b-8a9d-46dd2435167a.jpg

Answered: A die is tossed 120 times with the…

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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You want to see if it makes a difference which lane to be in when there is traffic. You randomly observe 296 cars as they pass by on the four lane freeway. The results are displayed in the table below. Use a level of significance of a = 0.10. a. Complete the rest of the table by filling in the expected frequencies: Frequency of Cars in Each Lane Outcome Frequency Expected Frequency Lane 1 73 Lane 2 59 Lane 3 79 Lane 4 85 b. What is the correct statistical test to use? Select an answer < c. What are the null and alternative hypotheses? Ho: The traffic and lanes are independent. The distribution of traffic is not uniform. The distribution of traffic is uniform. The traffic and lanes are dependent. H1: The traffic and lanes are independent. O The distribution of traffic is uniform. The distribution of traffic is not uniform. The traffic and lanes are dependent.

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A die is tossed 120 times with the following results: No. turned up: 1 3 4 Total Frequency: 30 25 18 10 22 15 120 Test the hypothesis that the die is unbiased,