Question

Chad Perrone is a financial analyst in Boston studying the annual return data for the health and information technology industries. He randomly samples 20 firms in each industry and notes each firm’s annual return. A portion of the data is shown in the accompanying table; the entire data set, labeled Health_Info, can be found on the text website.
Health Information Technology
10.29%............................... 4.77%
32.17.......... 1.14
: ........... :
13.21.......... 22.61
In a report, use the sample information to:
1. Provide descriptive statistics and comment on the reward and risk in each industry.
2. Determine whether the average returns in each industry differ at the 5% significance level. Assume that returns are normally distributed and that the population variances are unequal.



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  • CreatedJanuary 28, 2015
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