Which of the following statements the use of decision trees in multi$-$stage decision making problems is FALSE?

Group of answer choices

EVSI measure the value of sample information.

The efficiency of sample information is a ratio of EVSI to EVPI.

EVSI is an upper bound for the EVPI.

Multi$-$stage decision making problems involve a sequence of decisions.

Multi$-$stage decision making problems using decision trees are solved moving backward.