A Portfolio Has a 3-Year Standard Deviation of 18

question 34

Multiple Choice

A portfolio has a 3-year standard deviation of 18.1 percent.What is the one-year standard deviation?

• A) 6.39 percent
• B) 8.69 percent
• C) 10.45 percent
• D) 11.80 percent
• E) 12.33 percent

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Definitions:

Fast-Mapping

is a cognitive process by which children rapidly connect new words with their meanings after minimal exposure, contributing to rapid vocabulary expansion.

Lexical Addition

The process by which new words are added to a language’s vocabulary, often reflecting social and technological changes.

Categorical Embellishment

An enhancement or ornamentation organized into distinct categories for clarity or emphasis; however, if referring to a recognized academic or technical term, it's not well-established.

Vocabulary Expansion

The process of learning and acquiring new words and phrases to increase the depth and breadth of one's language ability.