State quantitatively the null hypothesis H0 and the alternative hypothesis Ha for the following situations and describe
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(a) The mean values for Ca determinations by an ion-selective electrode method and by an EDTA titration differ substantially.
(b) Results show that the batch-to-batch variation in the impurity content of Brand X acetonitrile is lower than Brand Y acetonitrile.
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Related Book For
Fundamentals of Analytical Chemistry
ISBN: 978-0495558286
9th edition
Authors: Douglas A. Skoog, Donald M. West, F. James Holler, Stanley R. Crouch
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