7. An established method for the determination of nitrogen in a silicon nitride film has a standard deviation (0) of 0.11. Determine whether a modification to the method appears to yield improved...

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Extracted text: 7. An established method for the determination of nitrogen in a silicon nitride film has a standard deviation (0) of 0.11. Determine whether a modification to the method appears to yield improved precision if the standard deviation (s) is 0.07, based upon a pooled set with 6 degrees of freedom. ||