What do we mean by contribution margin?

What do we mean by contribution margin? How is it calculated? Why do you think it’s important to have high contribution margin?

What is the difference between a pro forma income statement, and an actual income statement? Do good pro forma income statements always equal the actual income statement? Why or why not?

a brief explanation of three important components of the psychiatric interview and why you consider these elements important

a brief explanation of three important components of the psychiatric interview and why you consider these elements important. Explain the psychometric properties of the rating scale you were assigned. Explain when it is appropriate to use this rating scale with clients during the psychiatric interview and how the scale is helpful to a nurse practitioner’s psychiatric assessment. Support your approach with evidence-based literature.