Monday, August 30, 2010

Using Fathom - Mini tutorial



After you hit play, there is a little icon in the bottom right corner that if you click it you will get the full screen version of the video.

Thursday, August 26, 2010

Ti 83/84: Plotting Histograms

Using this data, follow the instructor as she makes a histogram on the graphing calculator!

70 56 48 53 52 66 48 36 49 28 35 58 62 45 60 38 73 45 51 56 51 46 39 56 32 44 60 51 44 63 50 46 69 53 70 33 54 55 52

Wednesday, August 25, 2010

Time Plot

A recent article points to the possibility of a double dip recession. Many economic indicators are monitored over time. For example, Unemployment and GDP Growth Rate.

United States GDP Growth Rate



People are also often interested in the value of a company over time. For example, right now it is estimated that Facebook's current value is $33.7 Billion.

Texting Top Teen Communication Link

Texting Top Teen Communication Link

Tuesday, August 17, 2010

Who Knew?


So what is the Who? What? Why? When? Where? and hoW? For this data?