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How to calculate the mean of each row from several columns?

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C Smyth
C Smyth 2018-7-23
编辑： Jan 2018-7-23
I have 3 columns as three separate variables in the workspace. I want to find the mean of each row to create a new column of averaged values.

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Jan
Jan 2018-7-23
编辑：Jan 2018-7-23
a = rand(10, 1);
b = rand(10, 1);
c = rand(10, 1);
m = (a + b + c) / 3
Or less efficient:
m = mean([a, b, c], 2)

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