Use appropriate statistical tests to determine whether the results of replicatemeasurements (average ± standard deviation given below) by two methods are the sameor different at the 95% confidence level. Method A: 624.6 ± 0.8 (n = 10)Method B: 621 ± 3 (n = 5)

Principles of Instrumental Analysis
7th Edition
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Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
ChapterA1: Evaluation Of Analytical Data
Section: Chapter Questions
Problem A1.12QAP
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Use appropriate statistical tests to determine whether the results of replicate
measurements (average ± standard deviation given below) by two methods are the same
or different at the 95% confidence level.

Method A: 624.6 ± 0.8 (n = 10)
Method B: 621 ± 3 (n = 5)

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