In a Survey of the Number of DVDs in a House

question 36

Multiple Choice

In a survey of the number of DVDs in a house, the table shows the probabilities.
-Find the probability of a house having 3 or more DVDs.

• A)0.57
• B)0.83
• C)0.05
• D)0.38

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Definitions:

Moro Reflex

An infantile reflex normally present in all infants in response to a sudden loss of support, when the infant feels as if it is falling.

Babinski Reflex

A reflex action in infants when the sole of the foot is stroked, causing the big toe to move upward or toward the top surface of the foot while the other toes fan out.

Startle Reflex

The startle reflex is an involuntary response to a sudden, unexpected stimulus, often a loud noise or sharp movement, demonstrating a basic neural mechanism of self-protection.

Moro Reflex

An involuntary response seen in newborns, which is triggered by a sudden lack of support, causing the baby to extend and then curl the arms and legs.