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| Duncan   | R Documentation   |
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Duncan's Occupational Prestige Data
-----------------------------------

Description
~~~~~~~~~~~

The ``Duncan`` data frame has 45 rows and 4 columns. Data on the
prestige and other characteristics of 45 U. S. occupations in 1950.

Usage
~~~~~

::

    Duncan

Format
~~~~~~

This data frame contains the following columns:

type
    Type of occupation. A factor with the following levels: ``prof``,
    professional and managerial; ``wc``, white-collar; ``bc``,
    blue-collar.

income
    Percent of males in occupation earning $3500 or more in 1950.

education
    Percent of males in occupation in 1950 who were high-school
    graduates.

prestige
    Percent of raters in NORC study rating occupation as excellent or
    good in prestige.

Source
~~~~~~

Duncan, O. D. (1961) A socioeconomic index for all occupations. In
Reiss, A. J., Jr. (Ed.) *Occupations and Social Status.* Free Press
[Table VI-1].

References
~~~~~~~~~~

Fox, J. (2008) *Applied Regression Analysis and Generalized Linear
Models*, Second Edition. Sage.

Fox, J. and Weisberg, S. (2011) *An R Companion to Applied Regression*,
Second Edition, Sage.
