During the school year a position should be no longer than 15-20 hours a week. The time commitment should reflect how substantial the position/internship project is -- you should be able to easily fill up the internsâ hours with projects related to the position description.(See Chart Above).uring the school year a position should be no longer than 15-20 hours a week. The time commitment should reflect how substantial the position/internship project is -- you should be able to easily fill up the internsâ hours with projects related to the position description. (See Chart Above).
There are three primary causes of budget variance: errors, changing business conditions and unmet expectations. Errors by the budget creators can occur when the budget is being compiled. There are a number of reasons for this, including faulty math, using the wrong assumptions and relying on stale or bad data. Changing business conditions, including changes in the overall economy, can cause budget variances.
However, a positive variance for costs would be unfavorable because costs were higher than expected (hurting net income). Express variances as positive when they are favorable to income and negative when they are unfavorable to income. Even so, take special care to indicate whether each variance is favorable or unfavorable to net income. Management should investigate the cause of significant budget variances. 1  Here are some possibilities: 2  Changes in conditions: For example, a supplier may have raised prices, causing the companyâs costs to increase. 3  The quality of management: Special care to reduce costs can result in favorable variances.