Jack is evaluating two schedules. Schedule A will complete $16$ orders per day with $4$

staffs each working for $8$ hours a day. The hourly rate per labor is $$50.$ The overhead

cost is $$400$ per day. Schedule B will complete $12$ orders per day with $2$ staffs each

working for $6$ hours a day. The hourly rate per labor is $$60.$ The overhead cost is $$800$

per day. Which of the following statement is not true?

The labor productivity of schedule B is $1$ orders per labor hour

Schedule B is more productive in terms of multiple factor productivity

The labor productivity of schedule $A$ is $0\mathrm{.}5$ orders per labor hour

The multiple factor productivity of schedule $A$ is $0\mathrm{.}008$ orders per dollar