Before explaining how to make and interpret the plot above, Nick and I want to make a plea for questions--it's hard to come up with useful questions to explore each week!As shown in Example 8.12, data from the Cyclemeter app can be used to make interes...

The iPhone app Cyclemeter uses the phone's GPS capability to record location and other data, and infer speed, while you ride. I took a ride near my house recently, and downloaded the data. I'd like to examine my route and my speed. A simple plot of ...