An evaluation was recently performed on brands and data were collected that classified each brand as...

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An evaluation was recently performed on brands and data werecollected that classified each brand as being in the technology orfinancial institutions sector and also reported the brand value.The results in terms of value? (in millions of? dollars) are shownin the accompanying data table. Complete parts? (a) through?(c).
A) Assuming the population variances are? equal, is thereevidence that the mean brand value is different for the technologysector than for the financial institutions? sector? (Use ?=0.05?.)Determine the hypotheses. Let ?1 be the mean brand value for thetechnology sector and ?2 be the mean brand value for the financialinstitutions sector. Choose the correct answer below
-Find the test statistic
-Find the p-Value

b. Repeat? (a), assuming that the populationvariances are not equal.

c. Compare the results of? (a) and? (b).
Technology Financial Institutions
255 577
359 836
417 806
476 889
492 998
564 976
634 1022
631 1074

Answer & Explanation Solved by verified expert

3.8 Ratings (609 Votes)

Technology X Financial Institutions Y 255499522557710256006253591428025836375156254173782258068326562547662588968062549218225998101505625564731025976620156256342418025102215562562563123256251074312405625Total382812295071781778615To Test See Answer

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Technology	Financial Institutions
255	577
359	836
417	806
476	889
492	998
564	976
634	1022
631	1074