Statıstıcs Iı Deneme Sınavı Sorusu #1062003

If for 5 population groups their sum of squares between is equal to 48 and the sum of squares within is equal to 19. The total sample size of the groups is equal to 100, then what is the F test statistics?


30

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70


Yanıt Açıklaması:

MSB=SSB /d.f.N and MSW=SSW /d.f.D. First we must find the degrees of freedom. d.f.N=5 -1=4 and d.f.D=100 - 5 =95. So this would yield to MSB=48 /4=12 and MSW=19/95 = 0.2. The F statistic is equal to MSB/MSW=12/0.2=60

The answer is D

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