![]() ![]() So I let Tableau’s Data Interpreter give my data a quick clean. I screen capped them after finishing the cleaning. Here are some of basic operations I ended up doing during the data cleaning step. Then I went ahead and clicked on Sheet1 in Tableau Prep to start cleaning the data. I started by just opening up Tableau Prep and dropping in the Excel spreadsheet. It wasn’t exactly systematic and I didn’t write down all the steps, so probably wouldn’t be the best approach if this data was super important to your job. A series of sorts, a few formulas, and some row deletes brought me to something I could use in Tableau. The last time I worked with this data using this technique, I prepped the file within Excel. Instead I went ahead and just copy/pasted all the data from the page into an empty Excel spreadsheet. But that’s more work than it’s worth right now. If you’re a programmer you might see this as an opportunity to scrape some data. This will give you data for the whole state with the contact information and license ratings. So let’s use the basic search form to pull the data.ĭon’t enter anything, and just go down to the bottom of the page and click submit on the blank form. When I was on the inside I had a data warehouse login, but the data is also available publicly through a search form on the NC DHHS website. ![]() We’ll start with some rough data.īack when I worked with early childhood data in North Carolina, one of the key pieces of data we would examine was child care quality. #Tableau prep workflow full#You’ll also end up with systematic (and easy to alter) change history covering the full preparation process.īut is it actually worth trying out? Let’s give it a test. Not only will Tableau prep give you a different, more visual, way to prepare data. Tableau has now given you another option. The stuff you do to get the dataset ready for analysis in Excel, or maybe in SPSS, R, SAS, or. You know all that very unsexy data prep stuff you have to do before you can create anything interesting? ![]() In late April of this year (2018) Tableau released a new tool called Tableau Prep. ![]()
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