standardization

Pondering data quality checks? Considering elaborated, automated (and expensive) schemes? Let me suggest card punching. Punch cards? Depending on your age, you will either take me for a fool (meaning you know what a punch card is...), or simply ask "what is this?". Let's start with a short presentation. Basically, a punch card looks  like … Continue reading Data entry in 2014: the vivid learnings of card punching