Turtle, Observer, Patch

sdev-of-turtles-with [first list of commands] [second list of commands]

Parameters:
[first list of commands] List of commands
[second list of commands] List of commands

Description:
Returns the standard deviation of the [second list of commands] when evaluated across all the turtles that satisfy the conditions (must return a boolean of true or false) specified by the [first list of commands].

Examples:
sdev-of-turtles-with [color = red] [speed] returns the standard deviation of the speed of all the red turtles.

Notes:
If [second list of commands] contains no numbers, an error occurs. If some of the [second list of commands], when evaluated, are not numbers, those values are ignored.

When a turtle calls the command, it is not included as part of the calculation.

Related Commands:
max-of-turtles-with median-of-turtles-with min-of-turtles-with mode-of-turtles-with sdev-of-breed-with sdev-of-turtles sum-of-turtles-with variance-of-turtles-with