Which of the Following Demonstrates the Correct Order of the Phases

question 89

Multiple Choice

Which of the following demonstrates the correct order of the phases involved in a lightning stroke?

• A)Step leaders,return stroke,separation of charges,flow of negative charge into ground,dart leader
• B)Charge separation,step leaders,return stroke,flow of negative charge into ground,dart leader
• C)Dart leader,charge separation,flow of negative charge into ground,step leaders,return stroke
• D)Charge separation,dart leader,step leaders,flow of negative charge into ground,return stroke

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Definitions:

Partial-regression Coefficient

A measure indicating the change in the dependent variable for a one-unit change in an independent variable while holding other variables constant.

Multiple Determination

A statistical measure that indicates how well data fit a statistical model – often denoted as R-squared in the context of multiple regression analysis.

Multiple Correlation

A measure that represents the strength and direction of a linear relationship between one dependent variable and two or more independent variables.

Multiple-regression Equation

A mathematical method used to depict how a dependent variable is related to two or more independent variables by applying a linear formula to the data collected.