4. Four analyst perform replicate sets of Hg determinations on the same analytical sample. The results in ppb Hg are shown in the following table: Determination Analyst 1 1 10.24 Analyst 2 10.14 Analyst 3 10.19 Analyst 4 10.19 2 10.26 10.12 10.11 10.15 3 10.29 10.04 10.15 10.16 4 10.23 10.07 10.12 10.10 A. State the appropriate hypotheses. B. Do the analyst differ at the 95% confidence level? At the 99% confidence level (Fcrit) = 5.95)? At the 99.9% confidence level (Fcrit) = 10.80? C. Which analysts differ from each other at the 95% confidence level?

4. Four analyst perform replicate sets of Hg determinations on the same analytical sample. The results in ppb Hg are shown in the following table: Determination Analyst 1 1 10.24 Analyst 2 10.14 Analyst 3 10.19 Analyst 4 10.19 2 10.26 10.12 10.11 10.15 3 10.29 10.04 10.15 10.16 4 10.23 10.07 10.12 10.10 A. State the appropriate hypotheses. B. Do the analyst differ at the 95% confidence level? At the 99% confidence level (Fcrit) = 5.95)? At the 99.9% confidence level (Fcrit) = 10.80? C. Which analysts differ from each other at the 95% confidence level?

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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