Infants Around Age 6 Months Babble

question 116

Multiple Choice

Infants around age 6 months babble. To what extent is their babbling influenced by what they hear?

• A) The more the infant hears, the less it babbles.
• B) From birth onward, the amount of babbling is directly proportional to how much the parents talk to the infant.
• C) At first infants copy the sounds they hear; later they begin to invent new sounds of their own.
• D) At first, what infants hear makes no difference; later they begin to copy the sounds they hear.

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Definitions:

Independent Random Samples

Samples selected from the same population where the selection of one element does not influence or affect the selection of any other element.

Rejection Regions

The portion of a sampling distribution that, if a test statistic falls within, leads to the rejection of the null hypothesis.

Testing Conditions

The specific circumstances or requirements under which a test or experiment is conducted.

Assumptions of Normality

The prerequisite that a dataset should be normally distributed for certain statistical tests to be applicable.