The table below shows estimated future cost-of-living adjustments (COLAs) and estimated future percentage increases in the national average wage index (AWI). These estimates are derived from the intermediate assumptions in the 2015 Trustees Report.he table below shows estimated future cost-of-living adjustments (COLAs) and estimated future percentage increases in the national average wage index (AWI). These estimates are derived from the intermediate assumptions in the 2015 Trustees Report.
Item Analysis. Item Analysis is an important (probably the most important) tool to increase test effectiveness. Each items contribution is analyzed and assessed. To write effective items, it is necessary to examine whether they are measuring the fact, idea, or concept for which they were intended.
1 Detailed analysis of assets (receivables, inventory, long term tangible and intangible assets) 2  Detailed analysis of liabilities (suppliers, state, creditors, other liabilities)  Determination of profit margins per product and service categories, seasonality, anomalies and normalization of operating profit.