Question 19, 3.4.25-T > HW Score: 50%, 11 of 22 points O Points: 0 of 1 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. What is the cutoff point? The cutoff point is minutes. (Round to the nearest minute.) Save 398 491 451 423 489 378 463 508 453% 436 432 327 339 532 378 335 394 302 546 484