Tag: model

  • How to Estimate Uber’s Monthly Ride Volume in 3 steps

    How to Estimate Uber’s Monthly Ride Volume in 3 steps

    Many of my students are heavy Uber users.  So I asked them one day, “What do you guess should Uber’s monthly ride number be in the US?” It turned out to be a fascinating exercise, especially in light of logical thinking. A good logical-thinking starts from the bottom, and has the following three steps: Step…

  • “That’s twice the size of Texas. They may never find us.”

    “That’s twice the size of Texas. They may never find us.”

    Wait…what’s this? You might be wondering.  What does it have to do with Excel modeling?   Let me explain.   First of all, this is a quote from the move Cast Away.  Its main character Chuck, a Fedex executive, was washed onto the shore of a remote island after his plane was disintegrated in mid-air. …