Barbara is a research biologist for Green Carpet Lawns. She is studying the effects of fertilizer type, temperature at time of a
2 answers:
Answer: 90
Step-by-step explanation:
Given : The number of fertilizer types = 6
The number of temperature zones =5
The number of water treatments=3
The number of different lawn plots =
Hence, the number of different lawn plots she needs in order to test each fertilizer type, temperature range, and water treatment configuration =90
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