The Following Table Shows the Number of Bird Species Found $A$

question 51

Multiple Choice

The following table shows the number of bird species found on an island of area $A$ square miles that is part of a particular Pacific island chain. $$\begin{array} { | l | l | l | l | l | l | } \hline A = \text { area } & 10 & 20 & 30 & 40 & 50 \\\hline \begin{array} { l } W = \text { number } \\\text { of species }\end{array} & 25 & 31 & 36 & 39 & 42 \\\hline\end{array}$$ Calculate the average rate of change in the number of species as the area changes from 10 to 20 square miles.

• A) 1.52 species per square mile
• B) 31 species per square mile
• C) 0.6 species per square mile
• D) None of the above

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Definitions:

Reward

A stimulus that increases the likelihood of a behavior being repeated.

Crespi

Refers to psychologist Leonard Crespi, known for his work in experimental psychology, especially in motivational research involving rewards.

Hunger Rats

Rats that are used in research studies to investigate the physiological, psychological, and behavioral processes related to hunger and satiety.