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| Baumann   | R Documentation   |
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Methods of Teaching Reading Comprehension
-----------------------------------------

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

The ``Baumann`` data frame has 66 rows and 6 columns. The data are from
an experimental study conducted by Baumann and Jones, as reported by
Moore and McCabe (1993) Students were randomly assigned to one of three
experimental groups.

Usage
~~~~~

::

    Baumann

Format
~~~~~~

This data frame contains the following columns:

group
    Experimental group; a factor with levels: ``Basal``, traditional
    method of teaching; ``DRTA``, an innovative method; ``Strat``,
    another innovative method.

pretest.1
    First pretest.

pretest.2
    Second pretest.

post.test.1
    First post-test.

post.test.2
    Second post-test.

post.test.3
    Third post-test.

Source
~~~~~~

Moore, D. S. and McCabe, G. P. (1993) *Introduction to the Practice of
Statistics, Second Edition.* Freeman, p. 794â€“795.

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.
