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Mathematics, 18.10.2019 20:10 iuthvK5866

Assume that the weights of spawning chinook salmon in the columbia river are normally distributed. you randomly catch and weigh 25 such salmon. the mean weight from your sample is 31.2 pounds with a standard deviation of 4.4 pounds. you want to construct a 90% confidence interval for the mean weight of all spawning chinook salmon in the columbia river. what is the point estimate for the mean weight of all spawning chinook salmon in the columbia river?

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