A Researcher Asks the Question: "About How Many Times Did

question 80

Multiple Choice

A researcher asks the question: "About how many times did you buy fast food for lunch last week?"Which of the following descriptive statistic would he or she likely use?

• A)Standard deviation
• B)Range
• C)Frequency and/or percentage distribution
• D)Cumulative percentage distribution

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Definitions:

Propanal

An organic compound with the formula CH3CH2CHO, a type of aldehyde that is used as an intermediate in organic synthesis.

Butanal

An aldehyde with the formula C4H8O, it is a four-carbon chain compound with a carbonyl group attached to the first carbon.

NaOH

Sodium hydroxide, a caustic alkali commonly used in many industrial and laboratory processes, known for its strong base characteristics.

Benzophenone

An aromatic ketone with the formula C13H10O, used as a photo initiator in polymer chemistry and as a flavoring agent.