Thread: 308 Brass
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Old October 3, 2012, 02:03 PM   #7
browninghunter86
Senior Member
 
Join Date: November 14, 2011
Posts: 524
got bored so got out the scale and Excel spreadsheet. Sorted my brass into 3 weight ranges of 1%. Brass was cleaned and prepped then weighed

154-155.7 gr
155.0724138 AVG
156.4 Max
154 Min
0.595831456 SD
0.355015124 Variance
2.4 ES
0.497502973 Avg SD

156.4-158.0
157.2590909 AVG
158.1 Max
156.4 Min
0.486639684 SD
0.236818182 Variance
1.7 ES
0.413636364 Avg SD

158.4-160.0
159.4314286 AVG
160.8 Max
158.4 Min
0.71979222 SD
0.51810084 Variance
2.4 ES
0.607346939 Avg SD


All pieces of brass together
156.8173913 AVG
160.8 Max
154 Min
6.8 ES
2.015042591 SD
1.777618147 Avg SD
4.060396644 Variance
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