File Name: Michelso.dat File Format: ASCII Header : lines 1 to 60 (= 60) Certified Values: lines 41 to 43 (= 3) Data : lines 61 to 160 (= 100) Dataset Name: Michelso (Speed of Light Data, in millions of meters per second) Description: This is an observed/"real world" data set consisting of 100 measurements of the speed of light in air. This classic experiment was carried out by Michelson is 1879. We here use this data to test accuracy in summary statistics calculations. Stat Category: Univariate: Summary Statistics Reference: Dorsey, Ernest N. (1944). The Velocity of Light. Transactions of the American Philiosophical Society, Volume 34, Part 1, Pages 1-110, Table 22. y = mu + e Certified Values Sample Mean ybar: 299.852400000000 Sample Standard Deviation (denom. = n-1) s: 0.0790105478190518 Sample Autocorrelation Coefficient (lag 1) r(1): 0.535199668621283 Number of Observations: 100 Data: Y ---------- 299.85 299.74 299.90 300.07 299.93 299.85 299.95 299.98 299.98 299.88 300.00 299.98 299.93 299.65 299.76 299.81 300.00 300.00 299.96 299.96 299.96 299.94 299.96 299.94 299.88 299.80 299.85 299.88 299.90 299.84 299.83 299.79 299.81 299.88 299.88 299.83 299.80 299.79 299.76 299.80 299.88 299.88 299.88 299.86 299.72 299.72 299.62 299.86 299.97 299.95 299.88 299.91 299.85 299.87 299.84 299.84 299.85 299.84 299.84 299.84 299.89 299.81 299.81 299.82 299.80 299.77 299.76 299.74 299.75 299.76 299.91 299.92 299.89 299.86 299.88 299.72 299.84 299.85 299.85 299.78 299.89 299.84 299.78 299.81 299.76 299.81 299.79 299.81 299.82 299.85 299.87 299.87 299.81 299.74 299.81 299.94 299.95 299.80 299.81 299.87