336 511 430 505 0 369 459 446 394 The following data represent the monthly phone use, in minutes, 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. 528 418 355 313 302 467 376 434 What is the cutoff point? 423 446 381 311 X The cutoff point is |minutes. Please copy and paste data from text area below. Round to the nearest minute.) Selected delimiter: Tab 336 51 1 430 505 369 459 446 394 528 418 355 313 302 467 376 434 423 446 381 311 Done