Which of the Following Statements About Classes Is Correct

question 81

Multiple Choice

Which of the following statements about classes is correct?

• A)By convention, class names begin with a lowercase letter.
• B)A class declares the methods that you can apply to its objects.
• C)All entities, even primitive numbers, are classes.
• D)A class is a sequence of instructions that accesses the data of an object.

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Definitions:

Total Variation

The overall measure of the spread or dispersion of a set of data points from the mean or expected value.

SSR

Sum of Squares due to Regression, a measure used in statistical analysis to determine the variation explained by the independent variable(s) in a regression model.

SSE

Sum of Squared Errors; a measure of the discrepancy between the data and an estimation model, representing the total deviation of the response values from the fit values.

Null Hypothesis

A hypothesis in statistical inference and testing that suggests no significant difference or effect, intending for it to be challenged by the alternative hypothesis.