At the start of each period, the backlog Wt is updated according to Equation (3) with the appropriate value of q. Extra minutes of capacity are wasted. When demand is discrete (measured in 1-min units), this allows us to write 𝑃(𝑊𝑡=𝑘)=∑𝑥=1𝑘+𝑞𝑡−1𝑃(...