Use the following data to answer the next question. The disposable income (DI) and consumption (C) schedules are for a private, closed economy. All figures are in billions of dollars. Disposable Income: $0 $80 $160 $240 $320 $400 Consumption $8 $80 $152 $224 $296 $368 If consumption increases by $10 billion at each level of disposable income, the marginal propensity to consume will

An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.

If 7x=9y, y/z = 7/5 , then x/z = (a) 2/7 (b) 7/9 (c) 9/5 (d) 9/7 (e) 5/9

The table shown below gives the approximate enrollment at the university of michigan every fifty years. how many more students were enrolled at the university of michigan in 1950 than in 1900?