The Following Probability Distribution Represents the Number of Bedrooms in a Randomly

question 56

Multiple Choice

The following probability distribution represents the number of bedrooms in a randomly selected US household.To simplify matters, the category "five or more" is replaced by "5" (Source: US Census, American FactFinder) .Calculate the expected value of the number of bedrooms per household.

• A)0.17
• B)0.54
• C)2.50
• D)2.68
• E)3.65

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Definitions:

Mnemonic Device

A mnemonic device is a technique used to aid memory recall through patterns, rhymes, acronyms, or visualizations.

Sensory Memory

The capacity to maintain sensory information impressions after the initial stimuli are no longer present, representing the memory's most brief-term component.

Meaningful Information

Data or details that hold significance, relevance, or value to an individual, aiding understanding and decision-making processes.

Semantic Memory

A type of long-term memory involving the capacity to recall words, concepts, or numbers, which is essential for the understanding and use of language.