Suppose you grow tomato plants in a greenhouse and sell the tomatoes by weight, so the amount
Question:
a. Identify the treatment and response variables.
b. Describe a simple randomized design to test whether fertilizer A is better than fertilizer B.
c. Describe a blocked design to test which fertilizer produces a greater weight of tomatoes, blocking by southern side and northern side of the greenhouse. Explain why creating blocks based on whether plants are on the southern or northern side makes sense.
d. Explain why researchers might prefer a blocked design.
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Related Book For
Introductory Statistics Exploring The World Through Data
ISBN: 9780321978271
2nd Edition
Authors: Robert Gould, Colleen Ryan
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