A fish story. Concerned about reports of discoloredscales
Chapter 12, Problem 34(choose chapter or problem)
A fish story. Concerned about reports of discoloredscales on fish caught downstream from a newly sitedchemical plant, scientists set up a field station in a shore-line public park. For one week they asked fishermenthere to bring any fish they caught to the field station fora brief inspection. At the end of the week, the scientistssaid that 18% of the 234 fish that were submitted for in-spection displayed the discoloration. From this informa-tion, can the researchers estimate what proportion of fishin the river have discolored scales? Explain.
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