True or false

1. the control function gathers feedback to ensure that plans are being followed.

2. when the benefits of a potential decision are greater than the cost, the decision should usually be made.

3. decision making involves making a selection among competing alternatives

4.period cost involve direct: materials, director labor, and manifacturing overhead.

5. a good example of a cost diverter production labor wages is the number of machine hours

6. a fixed cost changes in direct proportion to changes in a cost driver .

7. the income statement can be expressed as sales - variable expenses fixed expense = net operating income

8. CM is used first to cover fixed expenses . any remaining CM contributes in net operating income

9. committed fixed cost are long-term and cannot be significantly reduced in the short term.

1o. in the mixed-cost equation: y=a+bx, the a is the slope