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| − | == Spreadsheets == | + | == Making Relevant Graphs == |
| − | ''give a simple explanation''
| + | # Bar graph demonstrating whole class growth over time for estimation |
| − | * [https://en.wikipedia.org/wiki/Spreadsheet As explained by Wikipedia]
| + | # Bar graph demonstrating whole class growth over time for graphing |
| − | * Best application for data gathering/collection
| + | # Bar graph demonstrating growth over time for student 1 for estimation |
| − | * Easiest entry into "application development" --you don't even have to be a developer/programmer
| + | # Bar comparing growth over time for student 1 and student 4 for graphing |
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| − | === The Good, The Bad, and the Ugly === | + | === Excercise 1 === |
| | + | ''Get the data into a spreadsheet, such as Excel'' |
| | + | * Does the data need to be munged? |
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| − | ==== The Good ==== | + | === Excercise 2 === |
| − | * Spreadsheets is a low entry point for an application framework, in the same way that WordPress is a website framework
| + | ''Learning how to filter'' |
| − | ** You don't have to be a developer/programmer
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| − | ====The Bad ==== | + | === Excercise 3 === |
| − | * Spreadsheets are used to make applications | + | ''Charts'' |
| − | ** You don't have to be a developer/programmer | + | * Move a chart |
| − | ** Complex spreadsheets suffer from errors; become difficult to troubleshoot | + | * When looking at the range for the axis, make it the full range, i.e. 1-5 |
| | + | * Print an individual chart |
| | + | ** CTRL + P |
| | | | |
| − | ==== The Ugly ==== | + | === Global Tips & tricks === |
| − | * [http://www.jstatsoft.org/article/view/v034i04 '''On the Numerical Accuracy of Spreadsheets'''] | + | * CTRL + Z to undo |
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| − | == The World of Spreadsheets ==
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| − | * [http://www.gnumeric.org/ Gnumeric] ''most powerful spreadsheet program''
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| − | ** ''Single editor environment''
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| − | ** [https://en.wikipedia.org/wiki/List_of_spreadsheet_software#Specifications ''Size Limit:''] ''Max rows: 16,777,216; Max Columns: 16,384; Max Cells: 274,877,906,944''
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| − | ** Project doesn't provide Windows binaries; lag for latest version to be ported to Windows or Macintosh
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| − | * [https://www.libreoffice.org/discover/calc/ Libre Calc]
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| − | ** ''Single editor environment''
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| − | ** ''Size Limit: each sheet can have a maximum of 1,048,576 rows and a maximum of 1024 columns.''
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| − | *** ''Each document has a size limit of 4 GB''
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| − | * [https://www.google.com/sheets/about/ Google Sheets]
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| − | ** ''Multi-editor environment''
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| − | ** [https://support.google.com/docs/answer/37603?hl=en ''Size Limit Up to 2 million cells'']
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| − | * [https://products.office.com/en-us/excel?legRedir=true&CorrelationId=ac23a6ed-b7a9-4788-95e9-f82d9706af1b Microsoft Excel]
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| − | ** ''Single editor environment''
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| − | ** x32 bit vs. x64 bit
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| − | ** [https://support.office.com/en-us/article/Excel-specifications-and-limits-ca36e2dc-1f09-4620-b726-67c00b05040f ''Size Limit:''] ''1,048,576 rows by 16,384 columns''
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| − | *** ''x32 bit: Each document limited to 2GB''
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| − | *** ''x64 bit: Each document limited by system physical memory
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| − | * [https://products.office.com/en-ca/home Microsoft Excel Online in Office 365]
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| − | ** ''Multi-editor environment'' ''--Maximum of 5 concurrent editors''
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| − | ** [https://support.office.com/en-us/article/Data-Model-specification-and-limits-19AA79F8-E6E8-45A8-9BE2-B58778FD68EF ''Size Limit:''] ''250 MB''
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| − | == Tidy Data == | + | == Live feed to Google sheet == |
| − | [http://vita.had.co.nz/papers/tidy-data.html ''Tidy Data''] by [http://vita.had.co.nz/ ''Hadley Wickham''] | + | [https://docs.google.com/spreadsheets/d/1H7MEeJHA3gmQIySmKgy2O4PGV-hEVNuJmKiWxnsRpWQ MIT Workshop Grade Score] |
| − | # Each variable forms a column,
| + | |
| − | # Each observation forms a row,
| + | |
| − | # Each table (or file) stores data about one class of experimental unit.
| + | |
| | | | |
| − | == Basics ==
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| − | * relative vs. absolute cell reference
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| − | * dragging cells to auto-fill
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| − | == Tips & Tricks ==
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| − |
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| − | === Keyboard shortcuts (Navigation) ===
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| − | * [https://support.office.com/en-us/article/keyboard-shortcuts-in-excel-2010-20603861-42b6-4c93-82ec-66924ea9b323 Excel]
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| − | * [https://help.libreoffice.org/Calc/Shortcut_Keys_for_Spreadsheets Calc]
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| − |
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| − | === Formulas ===
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| − | * With complex formulas, work backwards, or right to left:
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| − | ** LEFT(ROUND(SUM(A:A))/COUNT(A:A),3)
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| − | == Graphing (Charts) ==
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| − |
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| − | === The Top Ten Worst Graphs ===
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| − | ''Learning from others mistakes''
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| − | <br/>
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| − | [https://www.biostat.wisc.edu/~kbroman/topten_worstgraphs/ The Top Ten Worst Graphs]
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| − |
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| − | === Anatomy of a Graph/Chart ===
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| − | * Graph/Chart type
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| − | ** Column
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| − | ** Bar
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| − | ** Pie
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| − | ** Area
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| − | ** Line
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| − | ** XY Scatter
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| − | ** Bubble
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| − | ** Net
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| − | ** Boxplot
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| − | ** Mixed
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| − | * Chart/Graph Title
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| − | ** Chart/Graph Subtitle
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| − | * Chart/Graph X-Axis Label
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| − | * Chart/Graph Y-Axis Label
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| − | * Chart/Graph Legend
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| − |
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| − | === Tips & Tricks ===
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| − |
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| − | ==== Data Manipulation ====
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| − | * Swap X Y or switch row/column
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| − | ** "Select Data..." from Chart filter
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| − | ==== Color ====
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| − | * [http://ethanschoonover.com/solarized Solarized]
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| − | * [http://colorbrewer2.org/ Color Brewer]
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| − | * [https://99designs.com/designer-blog/2013/04/17/designers-need-to-understand-color-blindness/ Color Blind considerations]
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| − |
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| − | === Visualization Data ===
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| − | ==== TED TALK's ====
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| − | * [http://www.ted.com/talks/david_mccandless_the_beauty_of_data_visualization David McCandless: The beauty of data visualization]
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| − | * [http://www.ted.com/speakers/hans_rosling Hans Rosling]
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| − | ** ''"let my dataset change your mindset"''
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| − | * [http://www.ted.com/talks/manuel_lima_a_visual_history_of_human_knowledge Manuel Lima: A visual history of human knowledge]
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| − |
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| − | ==== Visualization ====
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| − | * [http://www.informationisbeautiful.net/ Information Is Beautiful]
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| − | ** [http://www.informationisbeautiful.net/visualizations/snake-oil-supplements/ Bubble Race visualization]
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| − | * [http://www.gapminder.org/ Gapminder] --requires Adobe Flash plugin :-(
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| − | <br/>
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| − | <br/>
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| | <br/> | | <br/> |
| | <br/> | | <br/> |
| − | '''''Shout out to [https://duckduckgo.com DuckDuckGo] search engine for bursting my [http://dontbubble.us/ filter bubble]'''''
| + | [[The World of spreadsheets and simple graphing]] |
| − | [[FILE: Logo_ddg_community.png | 50px]]
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| | <br/> | | <br/> |
| | <br/> | | <br/> |
| | [[Category:2015-2016]] | | [[Category:2015-2016]] |
