This occupation does not require the numbers of professionals that many other professions employ, but a growth of 10 percent is about average for all occupations. Typical Geological Engineer Salary. Geological and mining engineering and sciences have a median salary of $84,300, and the top 10 percent earn $136,800 .
If a variable can take on any value between two specified values, it is called a continuous variable; otherwise, it is called a discrete variable. Some examples will clarify the difference between discrete and continuous variables.
Categorical and continuous variables. There are two groups of variables that you need to know about: categorical variables and continuous variables. We use the word groups of variables because both categorical and continuous variables include additional types of variable.