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Statistics 11 Online
OpenStudy (anonymous):

Statistic question is killing me: For the exclusice breaststroke: sample size: 130 sample mean: 9017 sample S.D: 7162 Population mean: u1 For the individual medley: sample size: 80 sample mean: 5853 sample S.D: 1961 population mean: u2 Is there suffcient evidence to indicate that the average number of meters per week spent practcing the breast stroke is greater for exclusice breast strokers than it is for those swimming the indivudal medely?

OpenStudy (anonymous):

I need to calculate the obsereved value of the approriate statistic?

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