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A rangefinder is used to measure the distance of a ridge

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A rangefinder is used to measure the distance of a ridge from a lookout point. The average of 12 readings is 2215 ft., with standard deviation=45 feet. Assuming the model for measurement error presented in class, find a 90% confidence interval for the true distance of the bridge from the lookout point.

Reference no: EM13622390

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