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TLS Online TPP Program

#Question id: 16874

A randomly selected sample of 1,000 college students was asked whether they had ever used the drug Ecstasy. Sixteen percent (16% or 0.16) of the 1,000 students surveyed said they had. Which one of the following statements about the number 0.16 is correct?

#Section 3: Mathematics and Quantitative Ecology
  1. It is a sample proportion.
  2. It is a population proportion.
  3. It is a margin of error.
  4. It is a randomly chosen number.
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TLS Online TPP Program

#Question id: 4576

#Section 2: Evolution

Which of the following pairs of structures is least likely to represent homology?
TLS Online TPP Program

#Question id: 11517

#Section 1: Ecology

Which dispersion pattern is most common in nature?
TLS Online TPP Program

#Question id: 10818

#Section 1: Ecology

Which of these relationships is generally not considered one that underlies community structure?
TLS Online TPP Program

#Question id: 10671

#Section 1: Ecology

The principle of competitive exclusion states that
TLS Online TPP Program

#Question id: 9568

#Section 1: Ecology

Which of the following represents a plant adaptation that minimizes water loss in arid environments by increasing the thickness of the boundary layer?