In practice, many people find that using a combination or hybrid approach involving analogous, bottom up, and/or parametric modeling provides the best .

Cost estimates

Explanation:

Cost estimate is thee approximation or estimate of cost that is required for any operation, task, project , program etc.Cost estimator is responsible for calculating complete approximated cost as per needs, resources and working.

Cost estimation can be done through including parametric ways, analogous method or bottom-up mechanism as it helps in including different characteristic, requirement,material,purpose etc.

answer; i do believe that the employee must do the adjusting;

the answer is true .