Kevin and His Mother Are Playing with a Squeaky Toy

question 138

Multiple Choice

Kevin and his mother are playing with a squeaky toy. Kevin's mother squeezes the toy in front of him and then hides it under a blanket. Kevin has fun finding the toy under the blanket and then giving it back to his mother. After several rounds of this game, Kevin's mother hides the toy behind a pillow instead of under the blanket. Rather than looking behind the pillow, however, Kevin lifts the blanket to look for the toy. What age is Kevin MOST likely to be?

• A) 7 months
• B) 9 months
• C) 11 months
• D) 13 months

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Definitions:

Correlation Method

A statistical technique used to determine the relationship and degree of association between two or more variables.

Cause and Effect

The principle or concept that an action or event will produce a certain response or outcome in the natural or human-made world.

Multiple Regression

A statistical technique that models the relationship between a dependent variable and multiple independent variables.

Trach Care

The maintenance and care of a tracheostomy site to prevent infection and ensure proper functioning of the tracheostomy tube.