What is the probability the gardener used nothing

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Reference no: EM131424300

Biology and Environmental Science Homeowners who cultivate small backyard gardens are often worried about pests (for example, rabbits and groundhogs) ruining plants. Some gardeners protect their gardens with a fence, others spread chemicals around the perimeter of the garden to keep animals away, and some do nothing. The joint probability table below shows the relationships among these garden protection methods and success.

1517_Table 06.jpg

Suppose a backyard gardener is selected at random.

a. Suppose the garden had pests. What is the probability the gardener used nothing?

b. Suppose the gardener used chemicals. What is the probability there were pests?

c. Given that the garden had no pests, which method of defense did the gardener most likely use? Justify your answer.

Reference no: EM131424300

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