The function you are trying to use here is part of the Signal Processing Toolbox, which is not available on Cody. However, you might find another way of implementing your idea in core MATLAB without that specific function.
Select every other element of a vector
Is my wife right?
Subdivide the Segment
Twins in a Window
Arrange the names in alphabetical order (2)
The other half of the Fibonacci sequence
Monte Carlo integration: area of a polygon
Guess the number I'm thinking of (Part 1)
Just take it easy for a second or two!
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