MAIZE YIELD $($KG$/$HECTRE$)$

i$.$ Perform the analysis of variance, summarizing the results in a table

ii$.$ Compute the efficiency of the Blocks

iii. Comment on your results.

QUESTION TWO

a$)$ What do you understand by Latin square design $($LSD$)$; give two instances in which the design

could be utilized.

b$)$ Given the following LSD with $6$ treatments;

Present a randomisation of the layout.

Use the $3-$digit random numbers. Start from row $2,$ column $5$ and move vertically

downwards. For the Column $($Row$)$ randomisation, continue from where you ended the Row

$($Column$)$ randomisation.

$(13$marks$)$

c$)$ The effect of five different ingredients $,$ and $E$ on the reaction time of a chemical

process is being studied. Each batch of new material is only large enough to permit five runs to be

made. Furthermore, each run requires approximately $1$ and a half hours, so only five runs can be

made in a day. The experimenter decides to run the experiment as a Latin Square so that day and