$5.$ Decision rules are used to determine whether projects are accepted or rejected based on that capital budgeting method. Which of the following is not a proper decision rule for the related capital budgeting method?$$

If payback period is greater than the arbitrary level set by the company, then the project should be accepted$$

If NPV is greater than zero, then the project should be accepted$$

If PI is greater than $1\mathrm{.}0,$ then the project should be accepted$$

If IPR is greater than the required return, then the project should be accepted$$

All of these choices represent proper decision rules$5.$ Decision rules are used to determine whether projects are accepted or rejected based on that capital budgeting method. Which of the following is not a proper decision rule for the related capital budgeting method?$$

If payback period is greater than the arbitrary level set by the company, then the project should be accepted$$

If NPV is greater than zero, then the project should be accepted$$

If PI is greater than $1\mathrm{.}0,$ then the project should be accepted$$

If IPR is greater than the required return, then the project should be accepted$$

All of these choices represent proper decision rules