Consider the Following Frequency Distribution: What Is the Cumulative

question 60

Multiple Choice

Consider the following frequency distribution: What is the cumulative frequency of the second class interval?

• A) 25
• B) 40
• C) 15
• D) 50

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Definitions:

Regression Coefficient

A value that represents the amount by which a dependent variable changes when a related independent variable changes by one unit.

Regression

A statistical method used to determine the relationship between a dependent variable and one or more independent variables.

Variance

Average squared deviation from the mean.

Degrees Freedom

Degrees of freedom refer to the number of independent values or quantities which can be assigned to a statistical distribution or to the number of variables minus the number of constraints in a system.