A newer version of Max is available. Click here to access the latest version of this document.

mean

Find the running average of a stream of numbers

Description

mean calculates the mean (average) of all the numbers it has received and outputs it.

Arguments

None.

Messages

bang Sends out the previous output (the stored average value).
int input [int]
 The number is added to the sum of all numbers received up to that point, and the mean is sent out.
float input [float]
 The number is added to the sum of all numbers received up to that point, and the mean is sent out.
list input [list]
 The numbers in the list are added together, the sum is divided by the number of items in the list, and the mean is sent out. All previously received numbers are cleared from memory.
clear Resets the contents of the object to zero.

Information for box attributes common to all objects

Output

float: Out left outlet: The mean (average) value of all numbers received up to that point, or of all the numbers received together in a list.

Out right outlet: How many numbers have been included in the averaging process.
int: Out left outlet: The mean (average) value of all numbers received up to that point, or of all the numbers received together in a list.

Out right outlet: How many numbers have been included in the averaging process.

Examples

Find the average value of many numbers

See Also

Name Description
accum Store, add to, and multiply a number
anal Make a histogram of number pairs received
bag Store a collection of numbers
histo Make a histogram of the numbers received
prob Make a weighted random series of numbers