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We believe the 2nd Amendment is best defended through grass-roots organization, education, and advocacy centered around individual gun owners. It is our mission to encourage, organize, and support these efforts throughout Oregon, Washington, Idaho, Montana, and Wyoming.
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In descriptive statistics, the interquartile range (IQR), also called the midspread or middle 50%, or technically H-spread, is a measure of statistical dispersion, being equal to the difference between 75th and 25th percentiles, or between upper and lower quartiles, IQR = Q3 − Q1. In other words, the IQR is the 1st quartile subtracted from the 3rd quartile; these quartiles can be clearly seen on a box plot on the data. It is a trimmed estimator, defined as the 25% trimmed range, and is the most significant basic robust measure of scale.
The interquartile range (IQR) is a measure of variability, based on dividing a data set into quartiles. Quartiles divide a rank-ordered data set into four equal parts. The values that separate parts are called the first, second, and third quartiles; and they are denoted by Q1, Q2, and Q3, respectively.
A gently used and very handy tool gathering dust since I got a massive workbench. This hold lots of things you may find useful, enough so to make it rather heavy and not easy to schlep to the range. It is handy to hold up a rifle to clean/inspect as well it has a vertical to hold up the AR15...
Old coot here so just bringing up shooting boxes for fun. Bullseye shooters had fancy boxes to take their gear to the range. Packmayer built a great one that when you opened it on the shooting bench your spotting scope was built into the lid and came out to perfect setting. If you just took two...