Calculate the 95% confidence interval for these set of data: 3.0, 3.4, 3.5, 3.2, 3.3 and 3.7 ppm a. 3.35 + 0.22 ppm Degrees of Freedom 80% 90% 95% 99% 99.9% b. 3.35 + 0.17 ppm 3.08 63.7 637 31.6 1 6.31 12.7 1.89 2.92 4.30 9.92 c. 3.35 ± 0.25 ppm 1.64 5.84 3 4 2.35 3.18 12.9 1.53 2.13 2.78 4.60 8.61 d. 3.35 ± 0.11 ppm 1.48 2.02 2.57 4.03 6.87 6. 1.44 1.94 2.45 2.36 5.96 5.41 3.71 e. 3.35 +0.33 ppm 7 1.42 1.90 3.50
Calculate the 95% confidence interval for these set of data: 3.0, 3.4, 3.5, 3.2, 3.3 and 3.7 ppm a. 3.35 + 0.22 ppm Degrees of Freedom 80% 90% 95% 99% 99.9% b. 3.35 + 0.17 ppm 3.08 63.7 637 31.6 1 6.31 12.7 1.89 2.92 4.30 9.92 c. 3.35 ± 0.25 ppm 1.64 5.84 3 4 2.35 3.18 12.9 1.53 2.13 2.78 4.60 8.61 d. 3.35 ± 0.11 ppm 1.48 2.02 2.57 4.03 6.87 6. 1.44 1.94 2.45 2.36 5.96 5.41 3.71 e. 3.35 +0.33 ppm 7 1.42 1.90 3.50
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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Transcribed Image Text:Calculate the 95% confidence interval for these set of data:
3.0, 3.4, 3.5, 3.2, 3.3 and 3.7 ppm
a. 3.35 ± 0.22 ppm
Degrees of
Freedom
80%
90%
95%
99%
99.9%
b. 3.35±0.17 ppm
1
3.08
6.31
12.7
63.7
637
1.89
2.92
4.30
9.92
31.6
c. 3.35 ± 0.25 ppm
1.64
2.35
3.18
5.84
12.9
1.53
2.13
2.78
4.60
8.61
d. 3.35 ± 0.11 ppm
1.48
2.02
2.57
4.03
6.87
1.44
1.94
2.45
2.36
3.71
5.96
e. 3.35 ± 0.33 ppm
7
1.42
1.90
3.50
5.41
2 3 4
56
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