A Study Is Under Way in Yosemite National Forest to Determine

question 15

Multiple Choice

A study is under way in Yosemite National Forest to determine the adult height of American pine trees. Specifically, the study is attempting to determine what factors aid a tree in reaching heights greater than 60 feet tall. It is estimated that the forest contains 25,000 adult American pines. The study involves collecting heights from 250 randomly selected adult American pine trees and analyzing the results. Identify the population from which the study was sampled.

• A) all American pine trees, of any age, in the forest
• B) the 250 randomly selected adult American pine trees
• C) all the adult American pine trees taller than 60 feet
• D) the 25,000 adult American pine trees in the forest

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Definitions:

Sensation Seeking Scale

A psychological assessment tool designed to measure an individual's propensity for seeking novel and intense experiences and sensations.

Racial Differences

Variations among groups of people that are often categorized based on physical characteristics attributed to their genetic ancestry.

Western Countries

Nations generally considered part of the Western world, typically including those in Europe, North America, and other regions sharing similar economic, political, and cultural traits.

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