A Study Is Under Way to Determine the Average Height

question 13

Multiple Choice

A study is under way to determine the average height of all 29,000 adult pine trees in a certain national forest.The heights of 600 randomly selected adult pine trees are measured and analyzed.The parameter in the study is:

• A)the average height of the 600 randomly selected adult pine trees.
• B)the average height of all the adult pine trees in this forest.
• C)all the adult pine trees in this forest.
• D)the 600 adult pine trees selected at random from this forest.

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