When auditing a company, auditors use a combination of professional judgment and statistical sampling methods to estimate account balances. Statistical sampling is an efficient way to design samples, ...

Ali Hussain has a background that consists of a career in finance with large financial institutions and in journalism covering business. Vikki Velasquez is a researcher and writer who has managed, ...

Mary Hall is a editor for Investopedia's Advisor Insights, in addition to being the editor of several books and doctoral papers. Mary received her bachelor's in English from Kent State University with ...

This short course introduces statistical survey methods necessary to acquire information from people and analyze the collected information in an objective way which would minimizes bias and errors in ...

Large sample properties of statistical inferences in the context of finite populations are harder to determine than in the i.i.d. case due to their dependence jointly on the characteristics of the ...

Cohort sampling designs are proposed which one would intuitively expect to be more efficient than nested case-control sampling. Two of these designs start with a nested case-control sample and ...