Mathematics, 30.01.2021 01:20 Izzyfizzy

A random sample of 60 plants of a certain species are exposed to bacteria to determine the effect on the plants growth. The growth of 4 plants in the sample was noticeably affected by the bacteria. If 531 plants of this spieces are exposed to the bacteria, which of the following is the closest to the number of these plants that can be expected to have noticeably affected growth.

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A random sample of 60 plants of a certain species are exposed to bacteria to determine the effect on...