Adecision tree algorithm works by splitting a dataset in order to build a model that successfully classifies each record in terms of a target field or variable.
true / false.

Before contacting the news or print media about your business, what must you come up with first ? a. a media expertb. a big budgetc. a track recordd. a story angle

Consider an economy where the government's budget is initially balanced. the production function, consumption function and investment function can be represented as follows y equals k to the power of alpha l to the power of 1 minus alpha end exponent c equals c subscript 0 plus b left parenthesis y minus t right parenthesis i equals i subscript 0 minus d r suppose that taxes increase. what happens to the equilibrium level of output?

Upper a report about the decline of western investment in third world countries included this: "after years of daily flights comma several european airlines halted passenger service. foreign investment fell 400 percent during the 1990 s." what is wrong with this statement? choose the correct answer below. a. if foreign investment fell by 100 % comma it would be totally eliminated comma so it is not possible for it to fall by more than 100 %. b. the actual amount of the decrease in foreign investment is less than 100%. c. if foreign investment fell by 100%, it would be cut in half. thus, a decrease of 200% means that it would be totally eliminated, and a decrease of more than 200% is impossible. d. the statement does not mention the initial amount of foreign investment.