Refer to Example 8.13 and the comparison of electric and gas utility plants. The data on plant

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Refer to Example 8.13 and the comparison of electric and gas utility plants. The data on plant investment per delivered quad for 11 plants using electrical utilities and 16 plants using gas utilities are reproduced in the next table. Use the bootstrap procedure (at α = .05) to test for a difference in the average investment/quad between all plants using gas and all those using electric utilities.


Data from Exercise 8.13

A manufacturer of fishing line wants to show that the mean breaking strength of a competitor’s 22-pound line is really less than 22 pounds. 

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Statistics For Engineering And The Sciences

ISBN: 9781498728850

6th Edition

Authors: William M. Mendenhall, Terry L. Sincich

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