Mark Zuckerberg on Taking Risks and Finding Talented People
And just to make this point, how far into Facebook did it actually become a company? Um, I don’t know. I think probably it
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View AllWhy I’ll NEVER work a 9-5 job ever again…I quit after 6 weeks
And I would even look out the window and see everybody walking around. Just wondered, what are they doing all day? What are they doing at 2:00 p.m. on a Tuesday? That they could be in a car, they could be walking their dog. Like, how did these people make…
The Real Reason I Left California
What’s up, guys? It’s Graham here. So, as some of you know, after spending my entire life in California, one year ago, I decided to leave. It was a difficult decision, but ultimately we felt like the increased cost of living, decreasing quality of life, t…
The Simplest Math Problem No One Can Solve - Collatz Conjecture
This is the most dangerous problem in mathematics, one that young mathematicians are warned not to waste their time on. It’s a simple conjecture that not even the world’s best mathematicians have been able to solve. Paul Erdos, a famous mathematician, sai…
Interpreting confidence level example | Confidence intervals | AP Statistics | Khan Academy
[Instructor] We are told that a zookeeper took a random sample of 30 days and observed how much food an elephant ate on each of those days. The sample mean was 350 kilograms, and the sample standard deviation was 25 kilograms. The resulting 90% confidence…
Ruchi Sanghvi on Sweating the Details
So after about a year of working on Cove, it was the best year ever because I learned the most. Cove was acquired by Dropbox. We wanted to build at scale, and Dropbox gave us a bigger stage to do just that. We loved the people, and we loved the product, a…
Introduction to Middle school Earth and space science | Khan Academy
Hi everyone. Sal Khan here and I’m with Iman Howard, who is our manager for all of our STEM content on Khan Academy. And we wanted to welcome you to the Middle School Earth and Space Sciences course. Iman, why should folks be excited about this?
So Middl…