A Least Squares Line

question 29

Multiple Choice

A least squares line:

• A)assumes a relationship between the slope of x and the intercept of y
• B)may be used to predict a value of y if the corresponding x value is given
• C)must be linear, upward-sloping and have a positive y-intercept
• D)minimizes the sum of the deviations between the observed value of y and the estimated value of y
• E)all of the above

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Definitions:

Spatial Location

The specific position or area within a three-dimensional space where an object or person is located.

Primacy Effect

the tendency to remember information that comes first in a list better than information that comes later.

Recency Effect

A memory phenomenon where the most recently presented items or experiences are more likely to be remembered than those presented earlier.

Primacy Effect

The tendency to remember information at the beginning of a list better than the information in the middle or at the end.