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Figures Often Lie, But They Can Lie Less If We Understand Them
Posted to Shop Management Forum on 8/26/2006 18 Replies

Many who have taken statistics classes may remember the old question about the average rate of speed of a train. The exercise goes:

* A freight train going from one city to another went 20 MPH for the first half of the trip, and thirty MPH for the second hal... Login to read more.

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