Studies of Changes in Intelligence as a Function of Aging

question 233

Multiple Choice

Studies of changes in intelligence as a function of aging suggest that:

• A) crystallized intelligence tend to decline with age in adults.
• B) crystallized intelligence tends to increase with age in adults.
• C) fluid intelligence tends to decline with age in adults.
• D) fluid intelligence tends to increase with age in adults.

---

Definitions:

Inputs

Resources used in the production of goods and services, including labor, capital, materials, and technology.

Marginal Revenue Product

The extra income a company acquires by using an additional unit of input, like labor or capital.

Marginal Revenue Product

The additional revenue generated by employing one more unit of a resource, such as labor or capital, holding all other inputs constant.

Wage Rate

The amount of compensation paid to an employee per unit of time, often hourly or annually, reflecting the price of labor in a market.