Why are air bubbles in the burette tip a possible source of error in a titration experiment? How do you remove air bubbles from a burette tip?

The step-down method of cost allocation, reviewed in this problem, is covered in detail in the Chapter 6 Supplement.

Now assume that the hospital uses the step-down method for cost allocation, with salary dollars as the cost driver for general administration, housekeeping labor hours as the cost driver for facilities, and patient services revenue as the cost driver for financial services. Assume also that the general administration department provides the most services to other support departments, followed closely by the facilities department. The financial services department provides the least services to other support departments.

6.5.a. Use an allocation table to allocate the hospital’s overhead costs to the patient services departments.

Allocation rates need to be calculated based on the following table. How do I calculate allocation rates using the step down method?