Chipper,the Family Cocker Spaniel,wags His Tail When He Hears Father's

question 33

Multiple Choice

Chipper,the family cocker spaniel,wags his tail when he hears Father's car come up the driveway.Psychologists believe that Chipper does this because:

• A) Father must arrive home at the same time every day and Chipper's internal clock triggers his response
• B) dogs will be aroused by any sounds originating from outside the house
• C) he has a cognitive representation of his master and this thought causes him to wag his tail
• D) the sound of the car predicts the entrance of his beloved master

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Definitions:

Sample

A subset of individuals or units from a larger population used to estimate characteristics of the whole population.

Population

The entire pool from which a sample is drawn for statistical analysis. It can include people, objects, or events depending on the study.

Variance

Measures the dispersion of a set of data points around their mean; mathematically, it is the average of the squared differences from the Mean.

SSE

Sum of Squared Errors, a measure used in statistics to quantify the discrepancy between the data and an estimation model.