An American Household Is Chosen at Random and Asked How

question 19

Multiple Choice

An American household is chosen at random and asked how many tablet computers it owns. Here are the probabilities as determined by a recent survey:

What is the expected number of tablet computers per household?

• A) 1
• B) 1.44
• C) 1.5
• D) 1.54
• E) 2

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Definitions:

Spelling

The act of correctly sequencing the letters to form a word through writing or naming.

Spelling

The arrangement of letters in the correct order to form words, as per the rules of a language.

Spelling

The process or activity of writing or naming the letters of a word in the correct sequence.

Spelling

The act of placing the letters of a word in the appropriate order as part of writing.