A market researcher believes that brand perception of one of the company's products may vary between different groups. After interviewing 231 persons, the following data was compiled. Can we conclude that brand perception is dependent on age? Age Favorable Unfavorable Neutral Total 18-30 46 7 7 60 30-45 46 6 7 59 Over 45 40 36 36 112 Total 132 49 50 231 Find the expected value for the number of particpants who are 18-30 years old and have a favorable perception of the brand. Round your answer to one decimal place.
A market researcher believes that brand perception of one of the company's products may vary between different groups. After interviewing 231 persons, the following data was compiled. Can we conclude that brand perception is dependent on age? Age Favorable Unfavorable Neutral Total 18-30 46 7 7 60 30-45 46 6 7 59 Over 45 40 36 36 112 Total 132 49 50 231 Find the expected value for the number of particpants who are 18-30 years old and have a favorable perception of the brand. Round your answer to one decimal place.
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.7: Probability
Problem 58E: What is meant by the sample space of an experiment?
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A market researcher believes that brand perception of one of the company's products may vary between different groups. After interviewing 231 persons, the following data was compiled. Can we conclude that brand perception is dependent on age?
Age | Favorable | Unfavorable | Neutral | Total |
---|---|---|---|---|
18-30 | 46 | 7 | 7 | 60 |
30-45 | 46 | 6 | 7 | 59 |
Over 45 | 40 | 36 | 36 | 112 |
Total | 132 | 49 | 50 | 231 |
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