Is all my answers correct?

__4._1. A fixed cost

1. Increases in total because of increases in volume
2. Increases on a per unit basis because of increases in volume
3. Decreases in total because of increases in volume
4. Does not change because of increases in volume
5. None of the above

__1._2. If the steps in a step-variable cost are small,

1. It can be approximated by a variable cost function

2. It can be approximated by a fixed cost function

3. It must be calculated or estimated independently

4. It must be a period cost

5. None of the above

__2._3. The relevant range is

1. The range of activity that represents initial capital investment
2. The range of activity over which cost/volume relations are linear
3. The range of activity beyond current capacity
4. All of the above
5. None of the above

__1._4. Which of the following would most likely be a discretionary fixed cost?

1. Advertising
2. Depreciation
3. Property taxes
4. Salaries of management personnel
5. None of the above

__4._5. Which of the following is generally the most accurate cost estimation method?

1. Visual fit
2. High-low
3. Semi-averages
4. Least-squares
5. None of the above

__3._6. A management accountant must "Mitigate actual conflicts of interest, regularly communicate with business associates to avoid apparent conflicts of interest, and advise parties of any potential conflicts."Under the Standards for Ethical Professional Practice, this falls under the category of

1. Competence
2. Confidentiality
3. Integrity
4. Objectivity (or Credibility)
5. None of the above

__2._7. In the total cost line as a predictive model, the independent variable is

1. Total cost
2. Variable cost
3. Fixed cost
4. Volume
5. None of the above

__3.__8. The breakeven point is the point at which

1. Total revenue is equal to total contribution margin
2. Total revenue is equal to total variable cost
3. Total contribution margin is equal to fixed cost
4. Total fixed cost is equal total net income
5. None of the above

__1.__9. The difference in net income between absorption costing (GAAP) and variable costing is

1. Due solely to the treatment of fixed manufacturing overhead
2. Due solely to the treatment of fixed selling costs
3. Due to the allocation of variable manufacturing costs
4. Usually immaterial
5. None of the above

__5.__10. One assumption used in basic CVP analysis is

1. The firm sells a single product at a single price per unit
2. TC are equal to all activity costs times the average total cost per unit
3. All fixed costs remain the same in the long term
4. VC is constant across all levels of production
5. None of the above