In PERT, Three Time Estimates (Optimistic, Most Likely, and Pessimistic)

question 17

True/False

In PERT, three time estimates (optimistic, most likely, and pessimistic) provide an estimate of the mean and variance for each activity, based on the normal distribution.

---

Definitions:

Elemental Symbol

An elemental symbol is a one or two-letter notation derived from the element's name, used to represent an element in the periodic table (e.g., H for hydrogen, O for oxygen).

Scandium

A rare, light, silvery-metallic element used in some aerospace applications.

Halogens

A group of highly reactive elements located in Group 17 of the periodic table, which include fluorine, chlorine, bromine, iodine, and astatine.

Atomic Symbol

A one- or two-letter notation used to represent an element, based on its Latin name.