If you to do a survey and you have 1200 person for that surve how the compostion of your survey needs to be?

if you were sure about the size of your sample then how would you decide on the composition .i.e how many men how many women...... how would you decide the nature of each component

If you to do a survey and you have 1200 person for that surve how the compostion of your survey needs to be?
If it's a random survey, you don't precompose anything. You can certainly break it all down after your survey by percent to make conclusions.

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