if you're going to post trivial problems that have already been posted before, at least use a proper test suite.
and this one does not even require a solution
Omit columns averages from a matrix
Output any real number that is neither positive nor negative
Wind Chill Computation
Create a vector
Matlab Basics II - Count rows in a matrix
Matlab Basics II - 3 Dimensional Arrays
Finding an element in a vector
Matlab Basics II - Intervals
Matlab Basics - y as a function of x
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