Message-ID: <CAKL8G3GQF3mbgoKuvaY15EXmMc4DEp+W1nJHwrxkWqdQz4sjUg@mail.gmail.com>
Date: 2012-08-06T01:08:41Z
From: Jorge I Velez
Subject: deleting columns from a dataframe where NA is more than 15 percent of the column length
In-Reply-To: <CAOrJrtxiitd65mjy63jfSGs1=mh3TU-g40Uy20S9r16PvgD9gg@mail.gmail.com>
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