Compute the PI statistic for Project Z if the appropriate cost of capital is 7 percent. (Do not round intermediate calculations and round your final answer to 2 decimal places.) Project z Time: Cash flow: $3,000 $670 $800 $970 $620 $420 Pl Should the project be accepted or rejected? rejected accepted Compute the payback statistic for Project A if the appropriate cost of capital is 8 percent and the maximum allowable payback period is four years. (Round your answer to 2 decimal places.) Project A Time: Cash flow:-$2,200 $830 $840 $760 $540 $340 Payback years Should the project be accepted or rejected? accepted Orejected