A Farmer Has a 160 Acre Tract of Land That

question 39

Multiple Choice

A farmer has a 160 acre tract of land that he is planting in corn. He has heard about advances in fertilizertechnology that impacts yield. He divides his field into four sections and each section into four parts. He hasthree type of fertilizer to test and no fertilizer. He randomly selects a part of a section and then randomlyselects a type of fertilizer for that part of a section so that each section has all four applications applied to it.The yields in bushel per acres are given below. Test at α = 0.05 if there is a difference in yields. $$\begin{array} { | l | c | c | c | c | } \hline & \text { Field A } & \text { Field B } & \text { Field C } & \text { Field D } \\\hline \text { No fertilizer } & 5.7 & 10.4 & 7.3 & 9.0 \\\hline \text { Traditional } & 4.5 & 8.6 & 6.1 & 10.6 \\\hline \text { Liquid } & 4.1 & 6.3 & 5.8 & 7.2 \\\hline \text { Granular } & 2.6 & 7.2 & 4.6 & 8.7 \\\hline\end{array}$$

• A) Fertilizer does result in significantly different yields.
• B) Fertilizer does not result in significantly different yields.

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