Ignoring Twins and Other Multiple Births,assume Babies Born at a Hospital

question 82

Multiple Choice

Ignoring twins and other multiple births,assume babies born at a hospital are independent events with the probability that a baby is a boy and the probability that a baby is a girl both equal to 0.5.What is the probability that the next three babies are of the same sex?

• A)0.125
• B)0.250
• C)0.375
• D)0.500

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Definitions:

Stabilizes Conditions

Actions or interventions that make a situation or condition more steady and less likely to change.

Arousal

Physiological activation (such as increased brain activity) or increased autonomic responses (such as increased heart rate, sweating, or muscle tension).

Incentives

External objects or external goals, rather than internal drives, that motivate behaviors.

Drive Reduction

A motivation theory that suggests behavior is motivated by the desire to reduce internal drives of tension or arousal that arise from unmet needs.