Help for general maths! (1 Viewer)

[mrh94]

This is probably a stupid question but...
How do you find the standard deviation on the calculator (for fx-82AU) when the Score is worded? For example:
Find the standard deviation for the average number of rainy days for each month:
January: 11, February: 9, March: 8 etc...

 

[mrh94]

All by myyyyyyyyyyyyseeeeeelf. Don't want to be all by myseeeeeeeeeeeelf.

 

[Kat92]

This is probably a stupid question but...
How do you find the standard deviation on the calculator (for fx-82AU) when the Score is worded? For example:
Find the standard deviation for the average number of rainy days for each month:
January: 11, February: 9, March: 8 etc...

press mode
2 to get into stat mode
1 to get Var
enter scores pressing = after each one
press AC once done
press shift
press 1
press 4 to get Var
select 3 or 4 based on the standard deviation you are calculating.