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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 …
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 …