Explain the Randomized Block Design

question 45

Multiple Choice

Explain the Randomized Block Design
-A farmer wishes to test the effects of a new fertilizer on her tomato yield. She has four equal-sized plots of land-- one with sandy soil, one with rocky soil, one with clay-rich soil, and one with average soil. She divides each of the four plots into three equal-sized portions and randomly labels them A, B, and C. The four A portions of land are treated with her old fertilizer. The four B portions are treated with the new fertilizer, and the four C s are treated with no fertilizer. At harvest time, the tomato yield is recorded for each section of land. What is the treatment in this experiment

• A) the fertilizers
• B) the tomato yield recorded for each section of land
• C) the section of land (A, B, or C)
• D) the four types of soil

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