The Red Deer Population on the Isle of Rum Off

question 13

Multiple Choice

The red deer population on the Isle of Rum off Scotland has been extensively studied over several decades.One of the findings was that the variance of breeding success in males was much higher than the variance of breeding success in females.Which of the following statements explains this difference in variance?

• A)Average male breeding success was higher than average female breeding success.
• B)Red deer have a polygynous harem mating system.
• C)Female access to nutrient resources is more reliable.
• D)Males show a greater variance in fertility than females.

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Definitions:

Positive

Characterized by or displaying affirmation, constructive attributes, or optimism; also in economics, indicating numbers or conditions above zero or in surplus.

Complementary Goods

Products or services that are typically consumed together, as the consumption of one enhances the value or desire for the other.

Normal Good

A category of product that sees a rise in demand when consumer incomes go up, and a decrease when incomes fall.

Cross Elasticity of Demand

A measure of how the quantity demanded of one good responds to a change in price of another good, indicating the degree of substitutability between the two goods.