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The Number of Phone Calls Arriving at a Switchboard Each

Question 84

Multiple Choice

The number of phone calls arriving at a switchboard each hour has been recorded,and the following frequency distribution has been developed. The number of phone calls arriving at a switchboard each hour has been recorded,and the following frequency distribution has been developed. What is the relative frequency of the second class? A) 0.455 B) 0.900 C) 0.225 D) 0.750 E) 0.725 What is the relative frequency of the second class?


A) 0.455
B) 0.900
C) 0.225
D) 0.750
E) 0.725

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