Answered

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A forest contains about 700 trees. You randomly choose 65 trees and find that 30 of them are pine trees. What is the probability that a randomly selected tree will be a pine tree? Is this probability theoretical or experimental?A. 65/700=9%; experimentalB. 30/65=46%; experimentalC. 30/700=4%; theoretical

Sagot :

Given:

A forest containing about 700 trees.

[tex]\text{Ratio of pine trees is given as }\frac{30}{65}[/tex][tex]\begin{gathered} Percentage\text{ of pine trees in the forest=}\frac{\text{30}}{\text{6}5}\times100 \\ Percentage\text{ of pine trees in the forest}=46 \end{gathered}[/tex]

Probability that a randomly selected tree will be a pine tree is 46%.

It is experimetal.

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