A Researcher Is Examining the Historical Events of a Nuclear

question 28

Multiple Choice

A researcher is examining the historical events of a nuclear disaster.In order to investigate thoroughly,she first classifies historical information into discrete events and then orders them into a temporal sequence.After identifying prior events that occurred leading up to the disaster,she creates an event's diagram and then eliminates connections from the diagram that are not necessary to explain the disaster.This process is an example of ______.

• A)a narrative explanation
• B)variable-oriented research
• C)an event structure analysis
• D)oral history

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Definitions:

First-Order Linear Model

A statistical model that describes a linear relationship between two variables using a straight line, which is the first degree of the model.

Simple Linear Regression

A statistical method that models the relationship between two variables by fitting a linear equation to observed data, with one acting as an independent variable and the other as a dependent variable.

Regression Line

A line that best fits a set of data points, representing the average relationship between an independent variable and a dependent variable.

Sum Of The Squared Residuals

The total value obtained by summing the squares of the differences between observed and predicted values, used in statistical analysis to measure the fit of a model.