32 Results for Tag: statistical

Nationally Recognized Statistical Ratings Organization (NRSRO)

Nationally Recognized Statistical Ratings Organization (NRSRO) What is 'Nationally Recognized Statistical Ratings Organization - NRSRO' The formal term to describe credit rating agencies t

Mean Reversion

Mean Reversion What is the Mean Reversion? Mean reversion is a theory according to which the prices return back to the mean. This mean can be the usual average of the price or any other aver

Random Factor Analysis

Random Factor Analysis What is 'Random Factor Analysis' A statistical analysis performed to determine the origin of random data figures collected. Random factor analysis is used to deciphe

Sampling Error

DefinitionIn statistics, sampling error is incurred when the statistical characteristics of a population are estimated from a subset, or sample, of that population. Since the sample does not


Sampling What is 'Sampling' Sampling is a process used in statistical analysis in which a predetermined number of observations are taken from a larger population. The methodology used to s

Sample Selection Bias

DefinitionIn statistics, sampling bias is a bias in which a sample is collected in such a way that some members of the intended population are less likely to be included than others. It resu

Sampling Distribution

DefinitionIn statistics, a sampling distribution or finite-sample distribution is the probability distribution of a given random-sample-based statistic. If an arbitrarily large number of sam

Standard Deviation

Standard Deviation In mathematics, standard deviation is the degree of the dispersion from a set of data’s mean. The SD is higher when the data is more stretched. In other terms, the squar


DefinitionA quartile is a type of quantile. The first quartile is defined as the middle number between the smallest number and the median of the data set. The second quartile is the median o

Qualitative Analysis

Qualitative Analysis What is 'Qualitative Analysis' Qualitative analysis is a securities analysis that uses subjective judgment based on unquantifiable information, such as management expe
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