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Unit 3 – Data Handling

Unit 3 – Data Handling. AO4 –Analysis of Data. Make a Test Plan. Pass level –you need evidence of 1 test to see if this spreadsheet will work (think what formulae do you want to calculate, any linked cells, conditional formatting etc) For merit and distinction you will need a test plan.

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Unit 3 – Data Handling

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  1. Unit 3 – Data Handling AO4 –Analysis of Data D Garey

  2. Make a Test Plan • Pass level –you need evidence of 1 test to see if this spreadsheet will work (think what formulae do you want to calculate, any linked cells, conditional formatting etc) • For merit and distinction you will need a test plan D Garey

  3. Format the Sheet • Ensure all titles, labels, headers/footers are clear • Format the cells according to the data collected • You could use conditional formatting to see an overview of different answers • conditional formatting tutorial D Garey

  4. Other Points to include: • Macros • Absolute cell referencing absolute cell referencing • Linking cells across worksheets/paste special • Filter/autofilter • Hide/unhide • Formatting styles D Garey

  5. Formulae • For each question you must calculate: • SUM • AVERAGE (mean, median, mode) • MIN • MAX • COUNT • COUNTIF* D Garey

  6. More complex formulae • Percentages • Brackets • 2 step calculations • Standard deviation • T test, Correlations, Chi Squared * • * please ask!!!! • advanced stats in Excel D Garey

  7. Remember!!!!! • Control and stupid button to show formulae in screen shots • You should justify why you’ve used all of these operations • Do not start discussing your results here!!!! D Garey

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