A ra n d o m iz e d block d esign has fo u r levels o f f a c to r A and th re e levels o f fa cto r B. Five replicates fo r each c o m b in a tio n are e x a m in e d . T h e results in clu de th e fo llo w in g sum o f square terms:

a. Construct an ANOVA table

b. At the 5% significance level, can you conclude th at there is interaction betw een factor A and factor B?

c. At the 5% significance level, can you conclude th at the f a c t o r A means differ?

d. At the 5% significance level, can you conclude that the factor B means differ? P-69