Analysis – Page 30 – itho's internet resources

Discrete Probability Distribution: Overview and Examples

By Itho March 3, 2010

[ad_1] What Is a Discrete Distribution? A discrete distribution is a probability distribution that depicts the occurrence of discrete (individually countable) outcomes, such as 1, 2, 3, yes, no, true,…

Chi-Square (χ2) Statistic: What It Is, Examples, How and When to Use the Test

By Itho February 27, 2010

[ad_1] What Is a Chi-Square (χ2) Statistic? A chi-square (χ2) statistic is a test that compares observed data to the model and measures its fit. The data used in…

What Are Degrees of Freedom in Statistics?

By Itho February 27, 2010

[ad_1] What Are Degrees of Freedom? Degrees of freedom allow data points in a sample to be randomly selected except for the final value. Degrees of freedom equals the number…

S&P Capital IQ Definition, Products and Services

By Itho February 26, 2010

[ad_1] S&P Capital IQ is the research division of S&P Global, one of the world's largest providers of ratings, data, research, and the S&P Dow Jones Indices. S&P Capital IQ provides…

Crude Oil: Definition, Importance for Investors, and Market Impact

By Itho December 9, 2009

[ad_1] What Is Crude Oil? Crude oil is a naturally occurring liquid made from hydrocarbons and organic materials, formed from ancient plants and animals. These organisms were covered by…

What Is Consumer Discretionary? Definition in Economic Indicators

By Itho October 4, 2009

[ad_1] What Is Consumer Discretionary? Consumer discretionary is a term that describes goods and services that consumers consider non-essential but desirable if their available income is sufficient to purchase them.…