Ten laboratories were asked to determine the concentration of an analyte A in three standard test samples. Following are the results, in parts per million. Determine if there is a significant difference between Sample 1, Sample 2, and Sample 3 at a significance level of α = 0.05.

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter9: Sequences, Probability And Counting Theory
Section9.7: Probability
Problem 2SE: What is a sample space?
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Ten laboratories were asked to determine the concentration of an analyte A in three standard test samples. Following are the results, in parts per million.

Determine if there is a significant difference between Sample 1, Sample 2, and Sample 3 at a significance level of α = 0.05.

Laboratory
Sample 1
Sample 2
Sample 3
1
22.6
13.6
16.0
2
23.0
14.2
15.9
3
21.5
13.9
16.3
4
21.9
13.9
16.9
5
21.3
13.5
16.7
6
22.1
13.5
17.4
7
23.1
13.9
17.5
8
21.7
13.5
16.8
9
22.2
12.9
17.2
Transcribed Image Text:Laboratory Sample 1 Sample 2 Sample 3 1 22.6 13.6 16.0 2 23.0 14.2 15.9 3 21.5 13.9 16.3 4 21.9 13.9 16.9 5 21.3 13.5 16.7 6 22.1 13.5 17.4 7 23.1 13.9 17.5 8 21.7 13.5 16.8 9 22.2 12.9 17.2
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