A research study

Multiple Choice

has an estimated value that is determined from the cost of acquiring the data and the value of any possible resulting decisions.

All of the above are correct.

has value only if the budget for research is exceeded by the decision's estimated value.

has value only if the information collected helps make a better decision than would be made without the new information.

has value only if the budget needed to collect the data is less than the decision's estimated value.