SCENARIO 2-5 The Following Are the Duration in Minutes of a Sample

question 173

Multiple Choice

SCENARIO 2-5
The following are the duration in minutes of a sample of long-distance phone calls made within the continental United States reported by one long-distance carrier.

-Referring to Scenario 2-5,what is the cumulative relative frequency for the percentage of calls that lasted under 20 minutes?

• A)0.10
• B)0.59
• C)0.76
• D)0.84

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