Pss 5 google_spreadsheet

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Pss 5 google_spreadsheet

  1. 1. Problem Solving Session 5 Data Analysis Google SpreadSheet Page 1
  2. 2. Today’s task • Collaborate with your group members using Google SpreadSheet in Google Drive • Analyze the data collected from the e-survey Page 2
  3. 3. Download the survey result from Qualtrics • Login to Qualtrics – – – – Click the View Results tab Click Download Data Choose Answers as Labels and Uncheck Zip Download Download the result in CSV format (can be edited using Microsoft Excel ) Only 1 group member needs to download the results Page 3
  4. 4. Google Drive • Share your documents, spreadsheets and presentations online • Allow real-time collaboration • Today, we are going to focus on the spreadsheet application in Google Drive Page 4
  5. 5. Login • Go to http://drive.google.com/ • Use your HKBU email and password to login the Google Drive Page 5
  6. 6. Setting upload settings • Click the Settings icon on the top right corner – Select Upload settings  Convert upload files to Google Docs format Page 6
  7. 7. Upload a document • The Upload button is located next to the CREATE button in the main menu. Only 1 of the members in the group needs to upload the file Use “data_source.xls” only if your group haven’t finished the online survey Page 7
  8. 8. Upload success • You should be able to view the spreadsheet file located at the center of Google Drive – If you are unable to view it, try to refresh your web browser once Page 8
  9. 9. Collaboration After uploading the source file, invite other group members to collaborate • To collaborate with others to modify the spreadsheet – Check the box on the left of the spreadsheet file – Click the Share icon, a “Sharing settings” dialog will be shown – At the bottom of the dialog • Type in the email addresses of your group mates, separated by commas • Click Share & Save Page 9
  10. 10. Edit the spreadsheet • The “Shared” label should be displayed next to the filename • Click the file name to open the spreadsheet Page 10
  11. 11. Rename a worksheet • Right click the tab at the bottom as shown below – Rename the original worksheet as “Raw Data” Page 11
  12. 12. Insert a new worksheet • Click the Add Sheet button at the bottom (next to the Raw Data worksheet) – A new worksheet (e.g. named as “Sheet2”) will be created – Rename this new worksheet as “Data Processing 1” Page 12
  13. 13. Delete invalid records • Go back to the “Raw Data” worksheet • Select the rows that contain invalid records (e.g. Row 3, 4 and 6) • Right click the row number and choose Delete row Invalid records Page 13
  14. 14. Hide irrelevant columns • Select the irrelevant columns (e.g. Columns A to J) before the first question • Right-click and choose Hide columns Page 14
  15. 15. COUNTIF function • Choose a simple question (e.g. Q3) that you want to analyze – Select the question and answers of Q3 from the “Raw Data” worksheet, right click and choose Copy – Then go to the “Data Processing 1” worksheet, right click and choose Paste to paste the question and answers in column A • Copy and Paste the answer choices in Where to count? column C • Enter the COUNTIF function at cell D3 What to count? Page 15
  16. 16. Copy down the formula • Copy the formula down to other cells – Drag the small rectangle from cell D3 to cell D8 – Release the mouse pointer – You can see that the formula will be copied to other cells • Formula – In Cell D3: =countif($A$3:$A$19,C3) – In Cell D8: =countif($A$3:$A$19,C8) – By adding the dollar signs ($), you can see that the row/column indexes won’t be altered when copying the formula Page 16
  17. 17. Using Bar chart • Select the table of data from C3 to D8 • Select Insert  Chart… – Select the Charts tab – Select Bar and pick up Bar chart – After that, click Insert Page 17
  18. 18. Edit the chart title and the axis title • Click on the chart title and type in a new title of the chart • Press Enter to apply the changes • Also change the axis titles Page 18
  19. 19. Analyzing question with multiple answers • Insert another new worksheet and name it as “Data Processing 2” • Choose a question with multiple answers that you want to analyze – Example: Q18_1 to Q18_10 are the sub questions of Q18 – Copy the questions and the answers – Paste them to the “Data Processing 2” worksheet – Also copy and paste the answers choices Page 19
  20. 20. COUNTA function • Enter the COUNTA function to count the number of cells in a range that are NOT empty Where to count? Page 20
  21. 21. Repeat in remaining columns • Copy the COUNTA function to count other answer choices Page 21
  22. 22. Using Pie chart • Select the table of data from A23to J24 in “Data Processing 2” worksheet • Select Insert Chart… – In the Start tab, check Switch rows / columns – Uncheck Use column A as headers – Select the Charts tab – Select Pie and pick up Pie chart, click Insert to confirm – Also change the chart title Page 22
  23. 23. Publish to the Web • Select File  Publish to the web…., then a dialog will be shown • Click Start publishing and share the link online Page 23
  24. 24. Export an Excel file and Submission • Select File  Download as  Microsoft Excel (.xlsx) – Save the file to the Desktop, rename it as xxxxxxxxPSS5.xlsx – Upload the Excel file to BU eLearning Page 24
  25. 25. Summary • Get prepared – Download the survey result – Upload file to Google Drive – Rename and Insert a new worksheet – Hide irrelevant columns • Data Processing • Visualize the results using graphs or charts – Add chart title and labels to the chart • Collaboration and Sharing – Collaboration – Share – Export – COUNTIF function for questions with single answers – COUNTA function for questions with multiple answers Page 25

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