Question
To determine how well airline companies serve their customers, a study was conducted. The results produced the following customer ratings: 3% excellent, 28% good, 45%
To determine how well airline companies serve their customers, a study was conducted. The results produced the following customer ratings: 3% excellent, 28% good, 45% fair, and 24% poor. In a separate study of telephone companies' service, the following customer ratings using a sample of 400 adults were found: 24 excellent, 124 good, 172 fair and 80 poor. Is the distribution of the customer ratings for telephone companies different from the distribution of customer ratings for airline companies? If the p-value is greater than the value of significance level for this problem what conclusion you can draw from this analysis?
Select one:
a.Distribution of customer rating for telephone companies is not significantly different from the airline companies
b.The distribution of customer rating for telephone companies is different from the airline companies
c.The distribution of customer rating for telephone companies is independent of the airline companies
d.The distribution of customer rating for telephone companies is dependent of the airline companies.
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