A Form of Internet Identity Theft Involving Phony E-Mail Messages

question 39

Multiple Choice

A form of Internet identity theft involving phony e-mail messages asking customers to update their credit card numbers, account passwords, and other personal information is called _______.

• A) spamming
• B) data-mining
• C) targeting
• D) open sourcing
• E) phishing

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Definitions:

Linear Regression

A statistical method for modeling the relationship between a dependent variable and one or more independent variables by fitting a linear equation to the data.

Residuals

The differences between observed values and the expected values predicted by a model.

Fitted Values

Estimates or predictions generated by a statistical model that represent the best guesses for the dependent variable based on the model and the input values.

Constant Variance

The condition in which the variance of the error terms in a regression model is the same across all levels of the independent variable.