The document provides instructions for summarizing tracked data by month to see seasonal patterns and overall trends by balancing out daily variations. It recommends calculating the month field to group data and then using a pivot table in Microsoft Excel or OpenOffice to summarize the data and see totals for each month. The summary advises having fun analyzing the monthly data and provides resources for more information.
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How to Summarize Data by Month (Quantified Self Toronto Quick Tip #1)
1. How to summarize
your data by month
Quick Tip #1 from
Quantified Self Toronto (QuantifiedSelf.ca)
Sacha Chua
2. Lets say that youve been
tracking data for a while
File Store Date Time Name Total Item name Category
113117. Nofrills 11-24-12 12:45:41Bean 0.78Green beans Vegetables
jpg Lower Food Green
Prices
113117. Nofrills 11-24-12 12:45:41Chinese 0.87Chinese Vegetables
jpg Lower Food Cabbage cabbage
Prices
113117. Nofrills 11-24-12 12:45:41FM Pie 5.49Apple pie Snacks
jpg Lower Food App
Prices
113117. Nofrills 11-24-12 12:45:41KR Case 2.37Unknown Other
jpg Lower Food Drsg
Prices
113117. Nofrills 11-24-12 12:45:41NN Soup 2.07Beef soup Soup
jpg Lower Food Beef
Prices
113117. Nofrills 11-24-12 12:45:41Potato 3.14Baking Vegetables
3. Now you want to summarize
your 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
8. 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
9. Have fun analyzing!
際際滷s available at
quantifiedself.ca
Sacha Chua (quantified@sachachua.com)
QuantifiedAwesome.com