An acc o u n tin g professor w a n ts to k n o w if s tu d en ts p erfo rm th e sam e on th e d e p a rtm e n ta l final exam irrespective of th e acc o u n tin g section th e y a tte n d . T h e fo llo w in g Excel o u tp u t fo r α = 0 .0 5 su m m a rize s a p o rtio n o f th e results fo r a com pletely random ized design in w hich th e treatm en ts w ere th re e d iffe re n t sections o f an acc o u n tin g course a n d th e variable m easured was th e grade on th e final exam .

ANOVA Source of Variation SS df MS F p-value F crit Between Groups 57.39 2 MSTR = ? F2,57 = ? 0.3461 3.159 Within Groups SSE = ? 57 M SE = ?

Total 1570.19 59

a. Find th e missing values in th e ANOVA table.

b. At th e 5 % significance level, can you conclude th a t average grades differ in th e accounting sections?