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it would be appreciated to get the answer typed An atomic absorption method for determination of copper in fuel samples yielded a pooled standard devia-
it would be appreciated to get the answer typed
An atomic absorption method for determination of copper in fuel samples yielded a pooled standard devia- tion of spooled = 0.19 ug Cu/mL. (s+o). The analysis so of an oil from a reciprocating aircraft engine showed a copper content of 6.87 ug Cu/mL. Calculate the 95% and 99% confidence intervals for the result if it was based on (a) a single analysis. (b) the mean of 4 analy- ses, and (c) the mean of 16 analyses Step by Step Solution
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