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Confidence Procedures Are Production Code

Confidence Procedures Are Production Code

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9 min read
The 95th percentile is a Gaussian constant, and it moves the wrong way

The 95th percentile is a Gaussian constant, and it moves the wrong way

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8 min read
A Higher Pass Rate Can Mean a Worse Model. The Math Is Simpson's Paradox.

A Higher Pass Rate Can Mean a Worse Model. The Math Is Simpson's Paradox.

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4 min read
Your backlog alarm is an accumulation statistic

Your backlog alarm is an accumulation statistic

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8 min read
A judge that agrees with your humans 92 percent of the time can be at 60 percent where the gate actually decides

A judge that agrees with your humans 92 percent of the time can be at 60 percent where the gate actually decides

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8 min read
đź§© How Close Are We to the Human Limit of Solving a Rubik's Cube?

đź§© How Close Are We to the Human Limit of Solving a Rubik's Cube?

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2 min read
How much of the SPX options book is new each day? Open-interest change across 1,081 sessions

How much of the SPX options book is new each day? Open-interest change across 1,081 sessions

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4 min read
How far does SPX travel before the close? An empirical touch-probability surface from 1,082 sessions

How far does SPX travel before the close? An empirical touch-probability surface from 1,082 sessions

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4 min read
Correlation Is Pairwise. Multicollinearity Isn't.

Correlation Is Pairwise. Multicollinearity Isn't.

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6 min read
Running Multiple A/B Tests at Once: When Overlap Is Safe

Running Multiple A/B Tests at Once: When Overlap Is Safe

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7 min read
Checking your A/B test every morning makes it lie to you

Checking your A/B test every morning makes it lie to you

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3 min read
Ranking Language Models by How Well They Spot Liars

Ranking Language Models by How Well They Spot Liars

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9 min read
You Don't Need a Math PhD for Data Science — You Need to Stop Skipping the Boring Step

You Don't Need a Math PhD for Data Science — You Need to Stop Skipping the Boring Step

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4 min read
Your eval monitor fired on four days this week. At your sample size, that was the most likely count

Your eval monitor fired on four days this week. At your sample size, that was the most likely count

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8 min read
Part 6 - STATISTICS

Part 6 - STATISTICS

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8 min read
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