The two annual TED conferences, in Long Beach/Palm Springs and Edinburgh, Scotland, bring together the world's most fascinating thinkers and doers, who are challenged to give the talk of their lives (in 18 minutes or less). TED Talks began as a simple attempt to share what happens at TED with the world. Under the moniker ideas worth spreading, talks were released online. They rapidly attracted a global audience in the millions. Indeed, the reaction was so enthusiastic th...
TED is a nonprofit devoted to Ideas Worth Spreading. It started out (in 1984) as a conference bringing together people from three worlds: Technology, Entertainment, Design. Since then its scope has become ever broader. Along with two annual conferences -- the TED Conference in Long Beach and Palm Springs each spring, and the TEDGlobal conference in Edinburgh UK each summer -- TED includes the award-winning TED Talks video site, the Open Translation Project and TED Conver...
Comparing Population Proportions 1
Making inferences based on sample data. Confidence intervals. Margin of error. Hypothesis testing.
Introduction to Poisson Processes and the Poisson Distribution.
Random variables. Expected value. Probability distributions (both discrete and continuous). Binomial distribution. Poisson processes.
Finding the equation of the line tangent to f(x)=xe^x when x=1
Calculating derivatives. Power rule. Product and quotient rules. Chain Rule. Implicit differentiation. Derivatives of common functions. You can figure out the derivative of f(x). You're also good for g(x). But what about f(x) times g(x)? This is what the
Snell's Law Example 2
Projectile motion, mechanics and electricity and magnetism. Solid understanding of algebra and a basic understanding of trigonometry necessary.
Basics of price inflation and the CPI (consumer price index)
Inflation and deflation. CPI-U. Real and nominal return. Phillips Curve.
Function Inverses Example 2
Revisiting what a function is and how we can define and visualize one.
Depreciation a capital asset
Life is full of people who will try to convince you that something is a good or bad idea by spouting technical jargon. Most of them have no idea what they are talking about. Don't be one of those people or their victims when it comes to stocks. From P/E r
We upgrade our ping pong ball launcher to make it safer, more accurate and more reliable.
This section highlights hands-on projects designed to inspire real world explorations and critical thinking.
How CDOs can give different investors different levels of risk and returns with the same underlying assets
Icon of Saint George (the Black George), late 14th Century, tempera, gesso on linden (?) panel, , 77. 4 x 57 cm (British Museum, London) Speakers: Pippa Couch and Rachel Ropeik
Example of solving for a variable
You feel comfortable solving for an unknown. But life is all about stepping outside of your comfort zone--it's the only way you can grow! This tutorial takes solving equations to another level by making things a little more abstract. You will now solve fo
The business cycle and how it may be driven by emotion
Aggregate demand and aggregate supply. Keynesian thinking. Demand-pull and cost-push inflation. Fiscal and monetary policy. Economies never have a long steady march upwards. They constantly oscillate between growth and recession. This tutorial gives a lit
The core ideas in microeconomics. Supply, demand and equilibrium.
How to add and subtract fractions.
Understanding fractions conceptually, using operations with fractions, and converting fractions.
Dividing Mixed Numbers