You set out to determine the effects of fertilizer on grain yield. You use four types of fertilizers developed by your company plus a control group and your experimental design is a randomized complete block with four replications. If you used the ANOVA and Tukey test what would you be comparing respectively?
Looks Good! Correct Answer: ANOVA test is used for differences between the means of several populations (treatments/groups) and the Turkey test compares all possible pairs of means