Poe company is considering the purchase of new equipment costing $84,500. the projected annual cash inflows are $34700, to be received at the end of each year. the machine has a
useful life of 4 years and no salvage value. poe requires a 10% return on its investments. the present value of $1 and present value of an annuity of s1 for different periods is presented
below. compute the net present value of the machine
periods
present value
of $1 at 10%
0.9991
0.8264
0.7513
8.6830
present value of an
annuity of $1 at 10%
0.9991
1.7355
2.4869
3.1699

Ascientist studied a population of workers to determine whether verbal praise and/or tangible rewards affect employee productivity. in the study, some workers were offered verbal praise, some were offered tangible rewards (gift cards, presents, and some were offered neither. the productivity of each participant was measured throughout the study by recording the number of daily tasks completed by each employee. which inference might the scientists make based on the given information? a.) the number of daily tasks completed by each employee may influence the dependent variable, which is whether the employee receives verbal praise, tangible rewards, or neither. b.) verbal praise and/or tangible rewards may influence the independent variable, which is the number of daily tasks completed by each employee. c.) verbal praise and/or tangible rewards may influence the dependent variable, which is the number of daily tasks completed by each employee. d.) the dependent variables, which are verbal praise and tangible rewards, may influence the number of daily tasks completed by each employee.