A Click Submit to complete this assessment. Quèstion 1 QUESTION 1 (a) Consider the following set of replicate measurements: 9.5, 8.5, 9.1, 9.3, 9.1 Calculate the mean, median, spread, standard deviation (b) Calculate: 42.67 x 0.0967 (c) The analysis of a city drinking water for arsenic for Garankuwa hospital yielded values of 5.60. 5.64, 5.70, 5.69, and 5.81 ppm. The last value appears anomalous; should it be rejected at the 95% confidence level? d. A standard method for the determination of the carbon monoxide (CO) level in gaseous mixtures is know standard deviation of 0 21 ppm CO A modification of the method vields a value for s of 0 15 pom CO for
A Click Submit to complete this assessment. Quèstion 1 QUESTION 1 (a) Consider the following set of replicate measurements: 9.5, 8.5, 9.1, 9.3, 9.1 Calculate the mean, median, spread, standard deviation (b) Calculate: 42.67 x 0.0967 (c) The analysis of a city drinking water for arsenic for Garankuwa hospital yielded values of 5.60. 5.64, 5.70, 5.69, and 5.81 ppm. The last value appears anomalous; should it be rejected at the 95% confidence level? d. A standard method for the determination of the carbon monoxide (CO) level in gaseous mixtures is know standard deviation of 0 21 ppm CO A modification of the method vields a value for s of 0 15 pom CO for
Chapter7: Statistical Data Treatment And Evaluation
Section: Chapter Questions
Problem 7.8QAP
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