ANSWER THE FOLLOWING PROBLEM WITH A COMPLETE SOLUTIONA researcher wishes to see of the way people to obtain information is independent od their educational background. Asurvey of 401 high school and college graduates yielded the following information. At a = 0.05, can one conclude that theway people obtain information is independent of their educational background?TELEVISIONNEWS PAPEROTHER SOURCESТОTALHigh School1599051College274331TotalStep 1:Ho:Ha:Step 2:Degrees of freedom:Critical value:Step 3:Decision rule:Step 4: Compute for the expected frequenciesE11=E12=E13=E21=E22=E23=Step 5:Decision:Step 6:Conclusion:

Answered: Image /qna-images/answer/c1423951-ec81-4d5d-a007-9bc350ca60a3.jpg

Answered: A researcher wishes to see of the way…

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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Using the computerised till in a shoe shop, the manager can predict what stock to order from the previous week's sales. Opposite is the tabularised print-out for last week for men's shoes. Q4 Shoe size 5 8 9 10 11 frequency 9 28 56 70 56 28 a) The mean, mode and median for thiş data can be compared. For each of the following - statemeņts 'decide whether it is true or false. i) The mode for this data is 70. ii) The mean.is greater than the median for this distribution. ii) The mean, median and mode are all equal in this distribution. b) What percentage of customers bought shoes of the mean size from last weeks sales data: i) 30% ii) 70% iii) 0.273% or iv)27.3%?
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Researchers conducted a study to estimate the relationship between a sub brain activity while watching a television commercial and subject's subsequenk ability to recall the contents of commercials. People think that long commercial recall is remembered by the people compared with the short one. In order to understand the difference researcher made 10 long commercial and a short one for each products and commercials are watched by the same person. Then subjects are asked what they remembered from the commercial and giving the correct answers are codded by the following table. 123456789tO Long Commercial Recall 9755768676 Short Commercial Recall 3565422522 tommciai.o.oerethan aoronethe duration serecatismer Test the claim that long of the commercial iione.comm 1oit one (The duration

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