l Building Hypotheses What decision is to be made? The robot welder is in adjustment The robot welder is not in adjustment How will we decide? In adjustment means u=1. 3250 minutes Not in adjustment means u* 1. 3250 minutes Which requires a change from business as usual? What triggers new action Not in adjustment-H1:μ≠1.3250 minutes o 2002 The Wadsworth GroupBuilding Hypotheses • What decision is to be made? – The robot welder is in adjustment. – The robot welder is not in adjustment. • How will we decide? – “In adjustment” means µ = 1.3250 minutes. – “Not in adjustment” means µ  1.3250 minutes. • Which requires a change from business as usual? What triggers new action? – Not in adjustment - H1 : µ  1.3250 minutes © 2002 The Wadsworth Group