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Student A: 228.3, 226.4, 226.9, 227.1, and 228.6. Student B: 229.5, 226.1, 230.7, 223.8, and 227.5 1] Calculate the following for each data set: 1. a) mean 2. b) median 3. c) standard deviation 4. d) coefficient of variation 5. e) the 95% confidence interval for the mean 2] Which student has a more precise measurement?

Student A: 228.3, 226.4, 226.9, 227.1, and 228.6. Student B: 229.5, 226.1, 230.7, 223.8, and 227.5 1] Calculate the following for each data set: 1. a) mean 2. b) median 3. c) standard deviation 4. d) coefficient of variation 5. e) the 95% confidence interval for the mean 2] Which student has a more precise measurement?

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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To compare the results of the two students, summarize your answers in a table format. Statistical tool Student A Student B Mean Median Standard Deviation Coefficient of Variation Confidence Interval Which student has a more precise measurement? Justify.
Transcribed Image Text:To compare the results of the two students, summarize your answers in a table format. Statistical tool Student A Student B Mean Median Standard Deviation Coefficient of Variation Confidence Interval Which student has a more precise measurement? Justify.
An analysis of city drinking water for total hardness was done by two students in the laboratory and produced the following results (in ppm СаСо): Student A: 228.3, 226.4, 226.9, 227.1, and 228.6. Student B: 229.5, 226.1, 230.7, 223.8, and 227.5 1] Calculate the following for each data set: 1. a) mean 2. b) median 3. c) standard deviation 4. d) coefficient of variation 5. e) the 95% confidence interval for the mean 2] Which student has a more precise measurement? 3] Justify your answer based on the result of the statistical calculations done above.
Transcribed Image Text:An analysis of city drinking water for total hardness was done by two students in the laboratory and produced the following results (in ppm СаСо): Student A: 228.3, 226.4, 226.9, 227.1, and 228.6. Student B: 229.5, 226.1, 230.7, 223.8, and 227.5 1] Calculate the following for each data set: 1. a) mean 2. b) median 3. c) standard deviation 4. d) coefficient of variation 5. e) the 95% confidence interval for the mean 2] Which student has a more precise measurement? 3] Justify your answer based on the result of the statistical calculations done above.
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