A Study Found That the More Elementary and Junior High

question 12

Multiple Choice

A study found that the more elementary and junior high students are involved in structured after-school activities, the less likely they are to get involved with drugs. Which of the following correlations would reflect this relationship?

• A) r = 1.00
• B) r = .75
• C) r = -.40
• D) r = .00

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Definitions:

Electromagnetic Radiation

Rays produced by the collision of a beam of electrons with a metal target in an X-ray tube.

Uptake Study

An Uptake Study is a medical test used to assess the functioning of specific organs by measuring the absorption of a radioactive substance.

Radioactive Substance

A material that emits radiation, resulting from the decay of atomic nuclei, used in various medical, industrial, and research applications.

Organ

A part of the body constructed of many types of tissue to perform a function.