How Fermi Could've Saved Me From Myself

Everyone makes mistakes, and as much as they make us all cringe to look back on, there's a lot to be learned from them. It's "We Said What?" week on Industry Focus, and all the hosts are looking back at some of the biggest mistakes they've made on the air.

Wrapping up the week, in this Tech episode, Dylan Lewis and Michael Douglass look at some back-of-the envelope math that Dylan did on Apple's (NASDAQ: AAPL) Music segment a few years back -- which turned out to be incredibly overzealous. Find out why they got this so wrong, how investors can do better and more accurate back-of-the envelope predictions, a few exercises you can try to stretch your prediction muscles, and more.

A full transcript follows the video.

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Source: Fool.com