KDNuggets has compiled this list of 50+ data science and machine learning cheat sheets.
5 Kinds of Business Analysis Techniques Every Executive Should Know zite.to/12mJhpU
PTS has some good tricks for using Excel’s auto filters including using auto filters with pivot tables
Making charts in Excel is something we all do quite frequently. When you make a stacked column chart in Excel, the columns are normally stacked in whatever order you put the series in. Check out this how-to guide for reorganizing the columns so the largest values are on the bottom of each column. Using this approach will help you more easily compare the biggest feature of your data set from one observation to the next.
And here are some other Excel related articles.
Werner Vogels, CTO of Amazon, provides these tips to keep your database simple and running fast on his blog at All Things Distributed.
1 to 1 Media had a good article today about the basics of segmentation – I.D.I.C. A refresher never hurts.
Back in the days of DOS, everyone knew what the function keys did, but now most people don’t use them at all. Check out this article to find out what all the function keys do. It will likely save you some time.
Someone just asked me how to do this so I am going to post my solution in case it will help others…
Situation: You have a table of email addresses (and that’s it) of clients from the Boston DMA. You want to add a new field called DMA and assign all records the value of “Boston”
Solution: Make a query that includes your email address table. Include email address as one filed and add a new one. The new one will be called DMA and have a value of “Boston”. The SQL would look something like this…
SELECT [EmailList].emailaddress, “Boston” AS DMA
another option that would make a new table (called dmatable) for the info would be…
SELECT [EmailList].emailaddress, “Boston” AS DMA INTO dmatable