Tag Archives: MS Excel

Zero vs. Missing

On the left we have zero, our integer measure of nothingness. ¬†On the right we have missing value, aka N/A, aka NA, our signal that the value of a datapoint is unknown. Everyone who deals with data has to deal …   read more …

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Liberating data from web sites

The great thing about putting data files up on a public web site is that data consumers can download the data with a point and a click. ¬†Unfortunately, when lots of individual data files are involved, the consumer of data …   read more …

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