In a Study of the Relationship Between Playground Aggression and Time

question 123

Essay

In a study of the relationship between playground aggression and time spent playing with toy guns, your data gives you a correlation coefficient of +0.64. Explain what this coefficient means by drawing a graph indicating the approximate appearance of the line and discussing the strength and direction of the relationship.

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Definitions:

Invertebrates

Animals without a backbone, comprising a diverse group including insects, mollusks, and arachnids.

Vertebrates

Animals that have a backbone or spinal column, including fishes, amphibians, reptiles, birds, and mammals.

Filter

A device or process that removes impurities or separates particles from a liquid or gas.

Engulf

To surround or envelop completely, often used to describe how one cell can consume another.