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    Statistical Illusions Entry #0431

    The reason a survey of survivors misses the finding

    Study only the cases that remain and the causes of disappearance become invisible. The missing rows are usually the ones carrying the answer.

    Adept
    The hidden part #0431

    The sampling frame is the finding. If the population was selected by outcome, shared features prove nothing about cause.

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    Statistical Illusions Entry #1127

    Why the winner’s curse inflates first results

    Winner's curse makes the first significant result look stronger than it really is, because extreme estimates are the ones that win.

    Master
    The hidden part #1127

    When many noisy estimates compete, the winner is often the most exaggerated one.

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