A scientist wants to predict the number of nitrates in the river. Which sample is better for making this prediction? Sample A: A random sample of 5 gallons of water from one location in the river Sample

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asked Sep 8, 2022 34.8k views

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A scientist wants to predict the number of nitrates in the river. Which sample is better for making this prediction?

Sample A: A random sample of 5 gallons of water from one location in the river
Sample B: A random sample of 5 gallons of water from five different locations in the river