THE WORLD OF DR. BAYESA WORK IN PROBABILITY · EST. 2026

THE COMPLETE ARCHIVE

The collected evidence.

Corporate certainties, questionable assumptions and occasional whiskey. Browse the comics in whatever order the evidence suggests.

All episodes

SHOWING 25 OF 25 EPISODES
Opening panel of Episode 025, “The Long Run”NO. 025
Bayesian basics

The Long Run

Six customers said $2,900. A hundred said something else.

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Opening panel of Episode 024, “The Whole Story”NO. 024
Marketing & measurement

The Whole Story

Overall conversion is up 68%. Every segment went down.

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Opening panel of Episode 023, “The Survivors”NO. 023
Behavior & bias

The Survivors

They studied their best customers and learned what their best customers have in common.

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Opening panel of Episode 022, “The Conversion Miracle”NO. 022
Marketing & measurement

The Conversion Miracle

Conversion is up sixty percent. Everything else is down.

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Opening panel of Episode 021, “The Miracle Sign”NO. 021
Behavior & bias

The Miracle Sign

Tips doubled after the sign went up. So did the bartender's statistics.

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Opening panel of Episode 020, “The Model That Never Learned”NO. 020
AI & analytics

The Model That Never Learned

Seasonality, saturation, macro conditions. Everything moved except the ads.

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Opening panel of Episode 019, “The Uncomfortable Forecast”NO. 019
AI & analytics

The Uncomfortable Forecast

Two million dollars expected. She brought the rest of the distribution too.

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Opening panel of Episode 018, “The Second Curve”NO. 018
Marketing & measurement

The Second Curve

She looked closer and found two customer populations hiding in one chart.

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Opening panel of Episode 017, “The Whale”NO. 017
Marketing & measurement

The Whale

Ten thousand customers looks diversified. The revenue says otherwise.

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Opening panel of Episode 016, “The Bell Curve”NO. 016
AI & analytics

The Bell Curve

The model fit beautifully once the inconvenient customers were gone.

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Opening panel of Episode 015, “The Average Customer”NO. 015
Marketing & measurement

The Average Customer

The average customer is worth $8,000. The typical one isn't.

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Opening panel of Episode 014, “Updated Beliefs”NO. 014
Bayesian basics

Updated Beliefs

One weak week is noise. Three in a row is a pattern.

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Opening panel of Episode 013, “The Expected Value”NO. 013
Marketing & measurement

The Expected Value

A 20% shot at $500K sounds bold. Dr. Bayes does the arithmetic.

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Opening panel of Episode 012, “The False Prophets”NO. 012
Marketing & measurement

The False Prophets

The guru promised explosive growth. Dr. Bayes asked about payback.

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Opening panel of Episode 011, “The Coin Toss”NO. 011
Bayesian basics

The Coin Toss

Three heads in a row. Two statisticians. One grudging agreement.

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Opening panel of Episode 010, “The Frequentist”NO. 010
Bayesian basics

The Frequentist

He doesn't trust priors. That, too, is a prior.

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Opening panel of Episode 009, “The Unbiased Consultant”NO. 009
Marketing & measurement

The Unbiased Consultant

The free audit found one urgent opportunity: hiring the auditor.

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Opening panel of Episode 008, “The Gambler”NO. 008
Behavior & bias

The Gambler

Seven losses in a row. He's certain the next bet is his.

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Opening panel of Episode 007, “The Perfect Forecast”NO. 007
AI & analytics

The Perfect Forecast

His forecast is always right. There's one small catch.

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Opening panel of Episode 006, “The First Date”NO. 006
Behavior & bias

The First Date

Dr. Bayes meets a hypothesis he'd like to replicate.

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Opening panel of Episode 005, “The Mechanic”NO. 005
Behavior & bias

The Mechanic

He'll update every belief except this one.

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Opening panel of Episode 004, “A Quick Learner”NO. 004
Bayesian basics

A Quick Learner

The bartender learns Bayes—and checks the tab.

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Opening panel of Episode 003, “The Disappearing Haystack”NO. 003
Marketing & measurement

The Disappearing Haystack

Thousands of premium customers. One rather large omission.

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Opening panel of Episode 002, “The AI Consultant”NO. 002
AI & analytics

The AI Consultant

AI built the model. Confidence came free.

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Opening panel of Episode 001, “The Free Drink”NO. 001
Bayesian basics

The Free Drink

His prior said no. The bartender had new evidence.

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