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Our Achilles Heel

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Why This Matters

Understanding probabilities is crucial in the tech industry and for consumers, as it influences decision-making, expectations, and perceptions of risk. Misjudging odds can lead to misplaced hopes, unnecessary stress, and poor choices, highlighting the importance of better statistical literacy in navigating modern life.

Key Takeaways

Why we misunderstand odds and why it matters

Everyone has a weakness. A blind spot. A vulnerability.

For Achilles, it was his heel. Superman had kryptonite. Ted Williams struggled with pitches low and away.

But what about the average person?

I often think our Achilles heel is our inability to understand probabilities. And increasingly, it’s making us more stressed than ever.

I was reminded of this recently after speaking with a young man who is navigating the college admissions process. He had been accepted to several very good universities, but not his first choice, which happens to accept fewer than 6% of applicants.

In an attempt to alleviate some of his angst, I asked him a simple question:

“How many high schools do you think there are in the United States?”

He guessed 12,000.

The actual number is closer to 25,000.

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