1. Spreadsheet Functions

2. Functions  Simple functions Array functions IF - logical functions

3. Function notation A function is a piece of computation that takes 1 or more arguments (data) and returns a value Function( arg1, arg2, arg3 ) –Sine(90) –Max(100,200,120,-7) –Sqrt( min(7+4, 9) )

4. Using functions

6. Finding functions

12. Functions Simple functions  Array functions IF - logical functions

13. Sum

14. Sum program Sum=0; for (each row R) { for (each column C in row R) {Sum=Sum+Sheet[R, C]; } }

15. Sum program Sum=0; for (each row R) { for (each column C in row R) {Sum=Sum+Sheet[R, C]; } }

16. Sum program Sum=0; for (each row R) { for (each column C in row R) {Sum=Sum+Sheet[R, C]; } }

17. Sum program Sum=0; for (each row R) { for (each column C in row R) {Sum=Sum+Sheet[R, C]; } }

18. Sum program Sum=0; for (each row R) { for (each column C in row R) {Sum=Sum+Sheet[R, C]; } }

19. Sum program Sum=0; for (each row R) { for (each column C in row R) {Sum=Sum+Sheet[R, C]; } }

20. Sum program Sum=0; for (each row R) { for (each column C in row R) {Sum=Sum+Sheet[R, C]; } }

21. Sum program Sum=0; for (each row R) { for (each column C in row R) {Sum=Sum+Sheet[R, C]; } }

22. Sum program Sum=0; for (each row R) { for (each column C in row R) {Sum=Sum+Sheet[R, C]; } }

23. Sum program Sum=0; for (each row R) { for (each column C in row R) {Sum=Sum+Sheet[R, C]; } }

24. Sum program Sum=0; for (each row R) { for (each column C in row R) {Sum=Sum+Sheet[R, C]; } }

25. Sum program Sum=0; for (each row R) { for (each column C in row R) {Sum=Sum+Sheet[R, C]; } }

26. Sum program Sum=0; for (each row R) { for (each column C in row R) {Sum=Sum+Sheet[R, C]; } }

27. Sum program Sum=0; for (each row R) { for (each column C in row R) {Sum=Sum+Sheet[R, C]; } }

28. Sum program Sum=0; for (each row R) { for (each column C in row R) {Sum=Sum+Sheet[R, C]; } }

29. Sum program Sum=0; for (each row R) { for (each column C in row R) {Sum=Sum+Sheet[R, C]; } }

30. Count

31. Count program Count=0; for (each row R) { for (each column C in row R) { Count=Count+1; }

32. Average

33. Average Program

34. Average program Sum=0; Count = 0; for (each row R) {for (each column C in row R) {Sum=Sum+Sheet[R,C]; Count = Count+1; } Average = Sum/Count;

35. Other array functions Min Max Stdev - standard deviation Median Product - multiply them all together

36. Functions Simple functions Array functions  IF - logical functions

37. If If ( test, trueVal, falseVal)

38. AND

39. IF with AND

40. Review Functions - name with arguments –Finding functions Array functions –Sum(B6:D32) –Average(F14:R75) IF - AND - OR