Question
The following data represent the monthly phoneuse, inminutes, of a customer enrolled in a fraud prevention program for the past 20 months. The phone company
The following data represent the monthly phoneuse, inminutes, of a customer enrolled in a fraud prevention program for the past 20 months. The phone company decides to use the upper fence as the cutoff point for the number of minutes at which the customer should be contacted. What is the cutoffpoint?
414
508
316
494
437
324
406
317
392
447
374
540
514
540
344
379
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Discrete and Combinatorial Mathematics An Applied Introduction
Authors: Ralph P. Grimaldi
5th edition
201726343, 978-0201726343
