Final answer:
Motivation levels are usually not accounted for in future staffing projections due to their subjective nature, unlike measurable factors such as attrition, promotions, and staffing changes.
Step-by-step explanation:
In predicting future staffing availability for an organization, motivation levels would typically not be considered in making the projections. When organizations look to project staffing needs, they focus on tangible and quantifiable factors such as attrition, transfers, promotions, and staffing changes that provide a more accurate and objective forecast. Although employee motivation can impact productivity and retention, it is often considered too subjective and fluid to be reliably measured and projected for future staffing needs.