Boreal Forests Receive Relatively Little Rainfall but Moisture Is Adequate

question 32

Multiple Choice

Boreal forests receive relatively little rainfall but moisture is adequate during the growing season because

• A) these plants do not require much water.
• B) evaporation rates are low due to the low temperatures.
• C) the deep, nutrient-rich soils retain a great deal of water.
• D) permafrost melts and provides water in the summer.

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Definitions:

Standard Deviation

A measure of the amount of variation or dispersion of a set of values, indicating how much the individual values in a data set differ from the mean.

Standard Deviation

Standard deviation is a statistical measure of the dispersion or variability of a set of data points around the mean.

Expected Return

The average of all possible returns from an investment, weighted by their respective probabilities.

Cyclical Stock

Stocks whose prices are affected by macroeconomic changes in the economy.