When solving an engineering problem, how can we be reasonably sure that we have created the best solution possible? what is the evidence?

When slick heating company switched to an activity based costing system, it realized that it was allocating a much lower percentage of factory overhead to a product line that the marketing department was trying to push. the product line may contain which type of products?

Consumers who participate in the sharing economy seem willing to interact with total strangers. despite safety and privacy concerns, what do you think is the long-term outlook for this change in the way we think about interacting with people whom we don't know? how can businesses to diminish worries some people may have about these practices?

Suppose we are interested in bidding on a piece of land and we know one other bidder is interested. the seller announced that the highest bid in excess of $9,500 will be accepted. assume that the competitor's bid x is a random variable that is uniformly distributed between $9,500 and $15,500. suppose you bid $12,000. what is the probability that your bid will be accepted?