Question

In exercise 8 ratings data on x = the quality of the speed of execution and y = overall satisfaction with electronic trades provided the estimated regression equation y = .2046 + .9077x (AAII website, February 7, 2012). At the .05 level of significance test whether speed of execution and overall satisfaction are related. Show the ANOVA table. What is your conclusion?
In exercise The American Association of Individual Investors (AAII) On-Line Discount Broker Survey polls members on their experiences with discount brokers. As part of the survey, members were asked to rate the quality of the speed of execution with their broker as well as provide an overall satisfaction rating for electronic trades. Possible responses (scores) were no opinion (0), unsatisfied (l), somewhat satisfied (2), satisfied (3), and very satisfied (4). For each broker summary scores were computed by calculating a weighted average of the scores provided by each respondent. A portion of the survey results follow (AAII website, February 7,2012).


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  • CreatedFebruary 16, 2015
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