An Environmental Scientist Obtains a Sample of Water from an Irrigation

question 20

Multiple Choice

An environmental scientist obtains a sample of water from an irrigation canal that contains a certain type of bacteria at a concentration of 4 per milliliter. What is the probability that there will be Exactly 8 bacteria in a 4-milliliter sample?

• A) 0.0298
• B) 0.0120
• C) 0.0060
• D) 0.9940

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