How to Summarize Data by Month (Quantified Self Toronto Quick Tip #1)

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  • 1. How to summarizeyour data by monthQuick Tip #1 fromQuantified Self Toronto (QuantifiedSelf.ca)Sacha Chua
  • 2. Let’s say that you’ve been tracking data for a while…File Store Date Time Name Total Item name Category113117. Nofrills 11-24-12 12:45:41Bean 0.78Green beans Vegetablesjpg Lower Food Green Prices113117. Nofrills 11-24-12 12:45:41Chinese 0.87Chinese Vegetablesjpg Lower Food Cabbage cabbage Prices113117. Nofrills 11-24-12 12:45:41FM Pie 5.49Apple pie Snacksjpg Lower Food App Prices113117. Nofrills 11-24-12 12:45:41KR Case 2.37Unknown Otherjpg Lower Food Drsg Prices113117. Nofrills 11-24-12 12:45:41NN Soup 2.07Beef soup Soupjpg Lower Food Beef Prices113117. Nofrills 11-24-12 12:45:41Potato 3.14Baking Vegetables
  • 3. Now you want to summarizeyour data by month• Balance out daily variations• See seasonal patterns and overall trends
  • 4. How to summarize your data(Microsoft Excel)• Calculate the month so that you can group by it: =DATE(YEAR(…), MONTH(…), 1)• Summarize your data using Insert > Pivot Table
  • 5. =DATE(YEAR(…), MONTH(…), 1)
  • 6. Microsoft Excel: Pivot Tables
  • 7. How to summarize your data(OpenOffice.org)• Calculate the month so that you can group by it: =DATE(YEAR(…); MONTH(…); 1)• Summarize your data using Data > Pivot Table > Create
  • 8. Have fun analyzing!Slides available atquantifiedself.caSacha Chua (quantified@sachachua.com)QuantifiedAwesome.com