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value and the arithmetic mean. The deviation is always the absolute value of the difference between the experimental data and the mean. d, = \x, – x| The deviation of the experimental data 17.29% from the mean is

value and the arithmetic mean. The deviation is always the absolute value of the difference between the experimental data and the mean. d, = \x, – x| The deviation of the experimental data 17.29% from the mean is

Algebra: Structure And Method, Book 1
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter7: Applying Fractions
Section7.2: Proportions
Problem 47WE
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b. The deviation from the mean, d, is the difference (regardless of sign) between the experimental value and the arithmetic mean. The deviation is always the absolute value of the difference between the experimental data and the mean. d, = \x, – x The deviation of the experimental data 17.29% from the mean is
Transcribed Image Text:b. The deviation from the mean, d, is the difference (regardless of sign) between the experimental value and the arithmetic mean. The deviation is always the absolute value of the difference between the experimental data and the mean. d, = \x, – x The deviation of the experimental data 17.29% from the mean is
The results of the analysis of a metal alloy were reported in terms of percent Cu (%Cu). The values obtained are 17.34%, 17.33%, 17.28%, 17.29%, 17.36%. The expression of the central value significant to chemists is the arithmetic mean (or average) is the sum of the measured values, x;, divided by the n, number of replicate measurements. x, +x, + x, +...+: Ex n a. The mean or the average %Cu is SOLUTION:
Transcribed Image Text:The results of the analysis of a metal alloy were reported in terms of percent Cu (%Cu). The values obtained are 17.34%, 17.33%, 17.28%, 17.29%, 17.36%. The expression of the central value significant to chemists is the arithmetic mean (or average) is the sum of the measured values, x;, divided by the n, number of replicate measurements. x, +x, + x, +...+: Ex n a. The mean or the average %Cu is SOLUTION:
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