penny

<p>Thickness of US Lincoln pennies minted during years 1945 through
    1989.</p>

datasets

A comprehensive package for structural multivariate
function estimation using smoothing splines.

Chong Gu

General Smoothing Splines

penny function

<p>A data frame containing 90 observations on the following variables.</p><table class="table">
<tr><td><code>year</code></td><td>Year minted.</td></tr>
<tr><td><code>mil</code></td><td>Thickness in mils.</td></tr>
</table><p></p><p></p>

Format

Thickness of US Lincoln Pennies — penny

<p>A data frame containing 90 observations on the following variables.</p><table class='table'>
<tr><td><code>year</code></td><td>Year minted.</td></tr>
<tr><td><code>mil</code></td><td>Thickness in mils.</td></tr>
</table>



penny: Thickness of US Lincoln Pennies

Description

Usage

Arguments

Format

References

`year`	Year minted.
`mil`	Thickness in mils.