The gss Package - NexTag Supports Open Source Initiatives
The gss Package - NexTag Supports Open Source Initiatives
The gss Package - NexTag Supports Open Source Initiatives
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26 ozone<br />
nox<br />
NOx in Engine Exhaust<br />
Description<br />
Usage<br />
Format<br />
Data from an experiment in which a single-cylinder engine was run with ethanol to see how the<br />
NOx concentration in the exhaust depended on the compression ratio and the equivalence ratio.<br />
data(nox)<br />
A data frame containing 88 observations on the following variables.<br />
nox<br />
comp<br />
equi<br />
NOx concentration in exhaust.<br />
Compression ratio.<br />
Equivalence ratio.<br />
<strong>Source</strong><br />
Brinkman, N. D. (1981), Ethanol fuel – a single-cylinder engine study of efficiency and exhaust<br />
emissions. SAE Transactions, 90, 1410–1424.<br />
References<br />
Cleveland, W. S. and Devlin, S. J. (1988), Locally weighted regression: An approach to regression<br />
analysis by local fitting. Journal of the American Statistical Association, 83, 596–610.<br />
Breiman, L. (1991), <strong>The</strong> pi method for estimating multivariate functions from noisy data. Technometrics,<br />
33, 125–160.<br />
ozone<br />
Ozone Concentration in Los Angeles Basin<br />
Description<br />
Daily measurements of ozone concentration and eight meteorological quantities in the Los Angeles<br />
basin for 330 days of 1976.<br />
Usage<br />
data(ozone)