how to create a vector of 5 random integers each in rang of -10 and 10.

how to create a vector of 5 random integers each in rang of -10 and 10. Perform each of the following using only vectorized code:

 Subtract 3 from each element, 
 Count how many are positive, 
 Get the absolute value of each element, 
 Find the maximum.

Answer 1

[Walter Roberson]

Read the documentation for randi()

Answer 2

[Amin Bashi]

see this: http://www.mathworks.com/matlabcentral/newsreader/view_thread/109999