A "Price Index" Is a

question 71

Multiple Choice

A "price index" is a

• A)summary statistic that reflects changes in the price of a group of goods and services relative to the price in a base year.
• B)measure of the interest rate.
• C)good whose price tends to increase and decrease at about the same rate as most other goods.
• D)measure of economic growth.

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Definitions:

Temperature Increase

A rise in the heat energy reflected in an environment or substance, often discussed in relation to global warming.

Mafic Magma

Molten rock rich in magnesium and iron, forming dark-colored minerals and volcanic rocks.

Continental Crust

The thick, generally granitic part of the Earth's crust that forms the large land masses or continents, distinct from the denser, basaltic oceanic crust.

Cooling History

The record of the cooling and solidification of magma or lava, which informs geologists about the thermal and crystallization processes of igneous rocks.