Question: Integrated Pest Management IPM adopters apply significantly less insecticides and

Integrated Pest Management (IPM) adopters apply significantly less insecticides and fungicides than nonadopters among grape producers. The paper “Environmental and Economic Consequences of Technology Adoption: IPM in Viticulture” [Agricultural Economics (2008) 18: 145– 155] contained the following adoption rates for the six states that account for most of the U. S. production. A survey of 712 grape- producing growers asked whether or not the growers were using an IPM program on the farms.
a. Provide a graphical display of the data.
b. Is there significant evidence that the proportions of grape farmers who have adopted IPM are different across the six states?

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