TABLE 2-6 The Following Are the Durations in Minutes of a Sample

question 75

Multiple Choice

TABLE 2-6
The following are the durations in minutes of a sample of long-distance phone calls made within the continental United States reported by one long-distance carrier.

-Referring to Table 2-6, 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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