Anxiety disorders can be seen with other mental health conditions, such as: 1  Depression. 2  Substance abuse. 3  ADHD. 4  Eating disorders. 5  Trouble sleeping.
A variance has several meanings in business. In an accounting sense, a variance is the difference between an actual amount and a pre-determined standard amount or the amount budgeted. In a statistical sense, a variance is a measure of the amount of spread in a distribution.
Definition and Explanation: Overhead spending variance is the difference between actual expenses incurred and the budgeted allowance based on actual hours worked. If actual expenses incurred are more than budgeted allowance based on actual hours worked, an unfavorable spending variance occurs.