Using the Studentised Residuals T_i to Determine Influential Points in a Multiple

question 53

Multiple Choice

Using the Studentised residuals t_i to determine influential points in a multiple regression model with k independent variable and n observations and letting t_n-k-2 denote the upper critical value of a two-tail t test with a 0.10 level of significance,X_i is an influential point if

• A)|t_i | > t_n-k-2.
• B)|t_i | < t_n-k-1.
• C)|t_i | > t_n-k-1.
• D)|t_i | < t_n-k-2.

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Definitions:

Mutual Attraction

A shared physical or emotional pull between two individuals, leading to a potential relationship or connection.

Pleasing Disposition

A personality trait characterized by a tendency to be agreeable, amiable, and seek to make others happy.

Intelligence

An individual’s ability to understand complex ideas, to adapt effectively to the environment, to learn from experience, to engage in various forms of reasoning, and to overcome obstacles through mental effort.

Pleasing Disposition

A temperament or personality that is generally agreeable and pleasant to interact with.