NOx exhaust emissions from a single cylinder engine. Two predictor
variables are E (the engine's equivalence ratio) and C (Compression
ratio).
Usage
data(ethanol)
Arguments
format
Data frame with NOx, E and C variables.
source
Brinkman (1981). Also studied extensively by Cleveland (1993).
References
Brinkman, N. D. (1981). Ethanol fuel - a single-cylinder engine study
of efficiency and exhaust emissions. SAE transactions 90, 1414-1424.
Cleveland, W. S. (1993). Visualizing data. Hobart Press, Summit, NJ.
