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Date Name Thumbnail Size User Description Versions
18:06, 9 June 2015 800px-Linear regression.png (file) 31 KB Herb from wikipedia... http://commons.wikimedia.org/wiki/File:Linear_regression.svg 1
18:13, 9 June 2015 Linear least squares example.png (file) 24 KB Herb modified from wikipedia file. The data is the set of points marked by red dots. Blue line is least squares fit line. "Residuals" to fit shown in green. 1
19:00, 9 June 2015 Correlation coefficient.png (file) 9 KB Herb some examples of correlation coefficients. Image from Wikipedia. http://en.wikipedia.org/wiki/File:Correlation_coefficient.png 1
01:32, 11 June 2015 800px-Anscombe's quartet 3.png (file) 38 KB Herb The four sets of points, [http://en.wikipedia.org/wiki/Anscombe%27s_quartet Anscombe's quartet}, have the same fit line and the same coreelation coefficient. Image from Wikipedia. http://en.wikipedia.org/wiki/File:Anscombe%27s_quartet_3.svg 1
16:15, 11 June 2015 Hoyt.jpg (file) 34 KB Herb Shows distribution of shots around COI <math>\sigma_h \neq \sigma_v\text{, } \rho \neq 0<math 1
18:30, 11 June 2015 Rice.jpg (file) 30 KB Herb Rice distribution for distances to POA. Shots circular about COI, but each shot measured to offset POA. 1
11:38, 18 November 2015 300BLK 220gr Factory Subsonic 100yd.xlsx (file) 34 KB David Corrected rank adjustment plot. 2
05:49, 11 December 2015 RadialErrorDistributions.jpg (file) 236 KB Armadillo   3
10:51, 18 December 2015 Bivariate.png (file) 342 KB Armadillo   2
09:30, 5 June 2016 OrderStatisticsFig1.png (file) 56 KB Louis Order statistics examples, one shot in group 1
09:31, 5 June 2016 OrderStatisticsFig3.png (file) 73 KB Louis Order statistics examples, three shots in group 1
09:31, 5 June 2016 OrderStatisticsFig5.png (file) 83 KB Louis Order statistics examples, five shot in group 1
09:32, 5 June 2016 OrderStatisticsFig10.png (file) 102 KB Louis Order statistics examples, ten shots in group 1
20:01, 6 June 2016 Ex1-1.png (file) 150 KB Louis Monte-Carlo results of excluding worst shot 1
20:02, 6 June 2016 Ex2-1.png (file) 157 KB Louis Monte-Carlo results of excluding worst shot (contaminated normal) 1
21:04, 7 June 2016 Ex0-1.png (file) 61 KB Louis Marked worst shots with red triangles 2
18:46, 15 March 2017 UncoatedFired.jpg (file) 1.27 MB David Micrograph of a fired copper-jacketed bullet. Shown is the beginning of one groove at the bullet's ogive. 1
18:47, 15 March 2017 HBNfired.jpg (file) 1.32 MB David Micrograph of a fired copper-jacketed bullet that was impact-plated with hBN (which appears in black). Shown is the beginning of one groove at the bullet's ogive. 1
13:57, 21 March 2017 1000Shots.png (file) 61 KB David   2
13:00, 30 May 2017 BallisticAccuracyClassification.xlsx (file) 42 KB David Converted to generalized sigma estimation formula for Independent Groups. 3
17:04, 15 May 2023 Simplified Estimates for the Exponential Distribution.pdf (file) 1.24 MB David Sarhan, A. E., Greenberg, B. G., & Ogawa, J. (1963). Simplified Estimates for the Exponential Distribution. The Annals of Mathematical Statistics, 34(1), 102–116. 1
11:05, 16 May 2023 Order Statistics of Exponential Distribution in Censored Samples.pdf (file) 901 KB David A. K. Md. Ehsanes Saleh. (1967). "Determination of the Exact Optimum Order Statistics for Estimating the Parameters of the Exponential Distribution from Censored Samples." Technometrics, 9(2), 279–292. https://doi.org/10.2307/1266424 1
18:12, 18 May 2023 PrecisionVsAccuracy.png (file) 12 KB David Reverted to version as of 13:14, 18 November 2013 (EST) 3
18:13, 18 May 2023 Precision v Accuracy.png (file) 71 KB David   2
21:24, 22 May 2023 SighterGroup4.png (file) 33 KB David Sight alignment simulation with 19 shots from sigma=1, mu=0. 1
21:26, 22 May 2023 SighterGroup3.png (file) 36 KB David Sight alignment simulation with 9 shots from sigma=1, mu=0. 1
21:26, 22 May 2023 SighterGroup2.png (file) 37 KB David Sight alignment simulation with 6 shots from sigma=1, mu=0. 1
21:27, 22 May 2023 SighterGroup1.png (file) 51 KB David Sight alignment example with three shots. 1
14:45, 30 May 2023 10-shotOrderStatistics1.png (file) 58 KB David Sample target and calculation of sigma from order statistics on 10-shot group. 1
14:16, 2 June 2023 Gammon 2017 Shot Group Statistics.pdf (file) 4.69 MB David MARCORSYSCOM report by W. J. Gammon: "Shot Group Statistics for Small Arms Applications" 1
13:20, 26 July 2023 SymmetricBivariateSigma1.xls (file) 86 KB David Fixed Extreme Spread Mean and StDev 2
13:30, 26 July 2023 RangeStatistics.png (file) 318 KB David Corrected Extreme Spread values 2
16:23, 20 November 2023 Ellipse50CEP.png (file) 185 KB David 50% covering ellipse for gun with sigma(x, y) = (3, 1) 1
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