

(data "Bicycles"
:about "A study of the effect of bicycle lanes on drivers and bicyclists. Variables are: TRAVEL-SPACE is the distance in feet between a bicycle lane and the roadway center line. SEPARATION is the distance between the cyclist and a passing car. 

Kroll, B. & Ramey, M.R. (1977), Effects of bike lanes on drive and bicyclist behavior. ASCE Trans. Eng. J., 243-256. Obtained from Tierney, p. 47.

These data are used by Tierney on p. 53 for simple regression with separation as the response variable."

:title "Bicycles"
:variables '("TravelSpace" "Separation")
:data 
(combine (bind-columns
(list 12.8 12.9 12.9 13.6 14.5 14.6 15.1 17.5 19.5 20.8)
(list  5.5  6.2  6.3  7.0  7.8  8.3  7.1 10.0 10.8 11.0)
)))