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 ...

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 ...

Scott Nevil is an experienced writer and editor with a demonstrated history of publishing content for Investopedia. He goes in-depth to create informative and actionable content around monetary policy ...

Altman's Z-score has been used for several decades to calculate bankruptcy probability. However, the conventional Z-score fails to consider possible earnings manipulations that could change the ...