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Is there any way to change an array output to display a word or phrase?

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MK96
MK96 2016-11-9
编辑： MK96 2017-3-26
I am simulating a random 4x1 array of 1s and -1s;

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Adam
Adam 2016-11-9
jStr = repmat( { 'Buy' }, numel( j ), 1 );
jStr( j == -1 ) = { 'Sell' };
I'm sure there are neater ways, but that should work.

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