dt_percent_not_na

This function takes a data.table and a quoted column name and
returns the percentage of the data in the column that is not
NA.
The percent is out of 100 and contains up to two decimal places

Provides functions for validating and normalizing bibliographic
codes such as ISBN, ISSN, and LCCN. Also includes functions to communicate
with the WorldCat API, translate Call numbers (Library of Congress and
Dewey Decimal) to their subject classifications or subclassifications,
and provides various loadable data files such call number / subject
crosswalks and code tables.

Tony Fischetti

libbib

Various Utilities for Library Science/Assessment and Cataloging

dt_percent_not_na function

<dl><dt>DT</dt>
<dd>A data.table object</dd>
<dt>acolumn</dt>
<dd>a quoted column name</dd></dl>

Arguments

Return the percentage of non-NA instances in a data.table column — dt_percent_not_na

<dl>

<dt>DT</dt>
<dd>A data.table object</dd>


<dt>acolumn</dt>
<dd>a quoted column name</dd>

</dl>

dt_percent_not_na: Return the percentage of non-NA instances in a data.table column

Description

Usage

Value

Arguments

See Also

Examples