Astudent used a CRM to validate a new method for the analysis of ferrous ion in contaminated water. The CRM contained 5.65% (w/v) Fe".After analyzing the data collected for outliers, the student reported the following mean and 95% CL: 5.82+0.22% (w/v) Fe2* Is the method valid at the 95% confidence level? O Yes O No

Astudent used a CRM to validate a new method for the analysis of ferrous ion in contaminated water. The CRM contained 5.65% (w/v) Fe".After analyzing the data collected for outliers, the student reported the following mean and 95% CL: 5.82+0.22% (w/v) Fe2* Is the method valid at the 95% confidence level? O Yes O No

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.1: Measures Of Center

Problem 4GP

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Astudent used a CRM to validate a new method for the analysis of ferrous ion in
contaminated water. The CRM contained 5.65% (w/v) Fe".After analyzing the data
collected for outliers, the student reported the following mean and 95% CL:
5.82+0.22% (w/v) Fe2*
Is the method valid at the 95% confidence level?
O Yes
O No

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