In statistics and financial analysis, a Z score measures how normal any given data point is compared to the average value of the data. Finding Z scores, or standard scores, is relevant to many ...

Z-score is an extremely useful technique not only for screening, but also for stock picking and portfolio structuring. A backtest shows that using a composite Z-score, based on PC, PTBV and PE ratios, ...

Thomas J. Brock is a CFA and CPA with more than 20 years of experience in various areas including investing, insurance portfolio management, finance and accounting, personal investment and financial ...