samuel who work in customer cars call centers keep a record of the numbers of minutes each telephone call lasted. the record of the call is : 10,25,31,31,19,13,26,26,19,10,13,20,26,19,26,10,26,19,26,30,28,26. a. convert the data into frequency table. b. how many minutes does the longest and shortest call last ? also calculate the range.
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ans. a.
ans b.
longest = 31 min
shortest = 10 min
range = 31 - 1 = 21 min
ans. 21 min .
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Step-by-step explanation:
Range = maximum value - minimum value
= 30 - 10 = 21
longest call = 31 min
shortest call = 10
range = 31 - 10 = 21 min
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