The Scatterplot Below Shows the Percentage of the US Population

question 10

Multiple Choice

The scatterplot below shows the percentage of the US population that is foreign born for the years 1910 - 1990.For what range of years is a linear model appropriate?

• A)One linear model is appropriate for the years 1910 through 1950 and another linear model for the years 1950 through 1990.
• B)A linear model should be used for each pair of adjacent data points.
• C)One linear model is appropriate for the years 1910 through 1970 and another linear model for the years 1970 through 1990.
• D)A linear model should not be used for any part of the data.
• E)A single linear model is appropriate for the entire data set.

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Definitions:

Grammar

A group of structural principles that control the arrangement of words, phrases, and clauses within any particular natural language.

Syntax

The set of rules, principles, and processes that govern the structure of sentences in a given language, specifically the order and arrangement of words.

Naming Explosion

A phase in early childhood language development where toddlers rapidly learn and use a large number of words.

Vocabulary Development

The process of learning and acquiring new words and phrases to communicate effectively.