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In external validation some reduction in c-statistic is always to be expected on statistical grounds i.e. risk coefficients in any model are optimized by the maximum likelihood principle of any model fit, so the true strength of prediction is inevitably slightly less in another independent data set.
Clive plans to question the number three hundred on statistical grounds.
On statistical grounds, it certainly seems improbable that the only period in the climate record as stable as our own is our own.
For example, statistical discrepancies between exit polls and actual votes cast have been used by some to deduce widespread fraud on statistical grounds.
If England do enjoy a successful championship and their lineout continues to be as successful as it has been lately, the notion that Borthwick is a lame-duck captain will be extremely hard to justify on statistical grounds.
What is frustrating about this, says Dr Kristensson, is that more often than not the correct strings of words were recognised, but rejected by the speech-recognition program on statistical grounds.
Similar(5)
Assuming that one of these models represents the statistical ground truth, conditions under which the correct model is statistically identifiable can be derived.
By the nineteen-eighties, the kind of evidence that was routinely admitted into court without any statistical grounding or rationale had earned a name: "junk science".
When results from both models were fed into California's statistical ground-shaking model, they came up with similar hazard profiles.
"If you don't have a good enough statistical grounding, you'd better get some help from someone who does".
Solid statistical grounding is important for any scientist, but the numbers game is especially critical when conclusions hinge on correlational evidence, as human studies often do.
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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com