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Section I: Multiple Choice Choose the best answer for each question. An agronomist wants
Chapter 7, Problem AP2.15(choose chapter or problem)
Section I: Multiple Choice Choose the best answer for each question. An agronomist wants to test three different types of fertilizer (A, B, and C) on the yield of a new variety of wheat. The yield will be measured in bushels per acre. Six 1-acre plots of land were randomly assigned to each of the three fertilizers. The treatment, experimental unit, and response variable are, respectively, (a) a specific fertilizer, bushels per acre, a plot of land. (b) a plot of land, bushels per acre, a specific fertilizer. (c) random assignment, a plot of land, wheat yield. (d) a specific fertilizer, a plot of land, wheat yield. (e) a specific fertilizer, the agronomist, wheat yield.
Questions & Answers
QUESTION:
Section I: Multiple Choice Choose the best answer for each question. An agronomist wants to test three different types of fertilizer (A, B, and C) on the yield of a new variety of wheat. The yield will be measured in bushels per acre. Six 1-acre plots of land were randomly assigned to each of the three fertilizers. The treatment, experimental unit, and response variable are, respectively, (a) a specific fertilizer, bushels per acre, a plot of land. (b) a plot of land, bushels per acre, a specific fertilizer. (c) random assignment, a plot of land, wheat yield. (d) a specific fertilizer, a plot of land, wheat yield. (e) a specific fertilizer, the agronomist, wheat yield.
ANSWER:Step 1 of 2
This is a conceptual question.
The terms "treatment," "experimental unit," and "response variable" are defined as follows:
Treatment : Factor of interest
Experimental Unit : What object is the measurements being collected from
Response Variable : What numerical values are being collected