Documentation/How Tos/Calc: AVERAGE function
From Apache OpenOffice Wiki
Returns the average of the arguments, ignoring text.
AVERAGE(number1; number2; ... number30)
- number1 to number30 are up to 30 numbers or ranges containing numbers.
AVERAGE(2; 6; 4)
- returns 4, the average of the three numbers in the list.
- where cells B1, B2, B3 contain 1, 3, and apple returns 2, the average of 1 and 3. Text is ignored.
- Calc assumes that * logical values are 1 (TRUE) and 0 (FALSE). Excel ignores logical values.