Panic attack symptoms are a common reaction. Other anxiety disorders include: agoraphobia, separation anxiety disorder and substance/medication-induced anxiety disorder involving intoxication or withdrawal or medication treatment.
Statistics and Probability Dictionary. Select a term from the dropdown text box. The online statistics glossary will display a definition, plus links to other related web pages. Select term: Variance. The variance is a numerical value used to indicate how widely individuals in a group vary. If individual observations vary greatly from the group mean, the variance is big; and vice versa. It is important to distinguish between the variance of a population and the variance of a sample.
Overhead Controllable Variance: Definition and Explanation: The controllable variance is the difference between actual expenses incurred and the budget allowance based on standard hours allowed for work performed. This variance may be favorable or unfavorable. If the actual factory overhead is more than the budget allowance based on standard hours allowed for work performed, the variance is called unfavorable controllable variance.