The Sum of the Residuals in a Least Squares Regression

question 24

True/False

The sum of the residuals in a least squares regression model will be zero only when the correlation between the x and y variables is statistically significant.

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Definitions:

Strange Situation

A standardized procedure devised by Mary Ainsworth in the 1970s to observe attachment relationships between a caregiver and child.

Ainsworth

An American-Canadian developmental psychologist known for her work in the development of attachment theory, famously through the "Strange Situation" assessment, which identifies patterns of attachment in young children.

Attachment

The strong, enduring, emotional bond between a child and its caregivers that some psychologists consider the basis for relationships later in life.

Moral Reasoning

The process of determining right and wrong in a given situation based on ethical principles and moral codes.