Raymond, a Researcher, Is Conducting a Study on Child Development

question 7

Multiple Choice

Raymond, a researcher, is conducting a study on child development.After observing several infants, he finds that parental conflicts have no effect on babies as they are too young to understand.Which of the following, if true, would weaken Raymond's argument?

• A) Babies understand the facial expressions of people around them and react accordingly.
• B) Many gifted children don't recognize or develop their skills until adolescence.
• C) A baby's early achievements-such as reaching, sitting, crawling, or talking-are rarely good indicators of intelligence.
• D) Babies are oblivious to parental yelling because they are at a development stage when they are only aware of their physiological needs.

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Definitions:

Scatterplot

A graphical representation of data that displays values for typically two variables for a set of data.

Ellipse

An ellipse is a curve on a plane surrounding two focal points such that the sum of the distances to the two focal points is constant for every point on the curve.

Curve

A smooth, continuous line that represents the graphical depiction of data points or the function relationship between two or more variables.

Scatterplot

A type of graph used in statistics to display values for two variables for a set of data, showing how one variable is affected by another.