B) Mohammed has just bought a new oven. Explain 'opportunity cost' to Mohammed.

Reqwest llc agrees to sell one hundred servers to social media networks, inc. the servers, which social media networks expressly requires to have certain amounts of memory, are to be shipped “f. o.b. social media networks distribution center in tampa, fl.” when the servers arrive, social media networks rejects them and informs reqwest, claiming that the servers do not conform to social media networks’ memory requirement. a few hours later, the servers are destroyed in a fire at social media networks’ distribution center. will reqwest succeed in a suit against social media networks for the cost of the goods?

True or false: a fitted model with more predictors will necessarily have a lower training set error than a model with fewer predictors.

Which external factor has enabled addition of special effects in advertisements and tracking of responses of customers over websites?