1. 3.1.4 Modelling

2. Content
characteristics of modelling software;
variables, formulae, functions and rules;
worksheets, workbooks, rows, columns, cells, ranges;
absolute and relative referencing.

3. Specification
a. describe the characteristics of modelling software and give reasons why a model might be used;
b. describe how variables, formulae, rules and functions are used in modelling software;
c. describe how a data model may be used for answering ‘what-if?’ questions and explain the advantages of being able to answer such questions using a spreadsheet;
d. describe and explain the purpose and use of worksheets, workbooks, rows, columns, cells and ranges in spreadsheet software;
e. describe absolute and relative cell referencing, and give examples of uses of each method;
f. explain the advantages and disadvantages of using a spreadsheet to create and run simulations.

4. a. describe the characteristics of modelling software and give reasons why a model might be used;

5. 2013 june

8. b. describe how variables, formulae, rules and functions are used in modelling software;

9. 2012 jan

11. 2013 january

13. 2015 june

15. c. describe how a data model may be used for answering ‘what-if
c. describe how a data model may be used for answering ‘what-if?’ questions and explain the advantages of being able to answer such questions using a spreadsheet;

16. 2012 jan

20. d. describe and explain the purpose and use of worksheets, workbooks, rows, columns, cells and ranges in spreadsheet software;

21. 2013 june

23. 2014 june

24. 2014 june

25. e. describe absolute and relative cell referencing, and give examples of uses of each method;

26. 2013 june

29. f. explain the advantages and disadvantages of using a spreadsheet to create and run simulations.

30. 2012 June

32. 2012 June