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Rifles, Reloading, Optics, Equipment
Reloading
Single digit E.S. dont mean squat.
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<blockquote data-quote="Culpeper" data-source="post: 2857665" data-attributes="member: 12583"><p>[USER=123604]@biednick[/USER] answered based on statistical confidence. But we don't really work with statistical samples. For that we would need a large population to start. If you load and test 5 rounds than that is your population. If you load 5 and test 3 than that is your sample. And not a valid sample as statistically the population is too small. What we do with simple variables like MV, ES, AVG, and SD is measure performance. One thing these chronos don't do is calculate that you have reached the coveted 90% confidence level. Luckily, we know, we get there after 25-30 rounds. And all that means is you can say I'm 90% sure my group size(s) are accurate. That is all there is to it.</p></blockquote><p></p>
[QUOTE="Culpeper, post: 2857665, member: 12583"] [USER=123604]@biednick[/USER] answered based on statistical confidence. But we don't really work with statistical samples. For that we would need a large population to start. If you load and test 5 rounds than that is your population. If you load 5 and test 3 than that is your sample. And not a valid sample as statistically the population is too small. What we do with simple variables like MV, ES, AVG, and SD is measure performance. One thing these chronos don't do is calculate that you have reached the coveted 90% confidence level. Luckily, we know, we get there after 25-30 rounds. And all that means is you can say I'm 90% sure my group size(s) are accurate. That is all there is to it. [/QUOTE]
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Rifles, Reloading, Optics, Equipment
Reloading
Single digit E.S. dont mean squat.
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