Question: Here is a sample data set. Find the first and third quartiles, and then calculate the IQR. 388.8 407.8 410.6 412.9 413.5 432.5 437.1 437.5

Here is a sample data set. Find the first and third quartiles, and then calculate the IQR. 388.8 407.8 410.6 412.9 413.5 432.5 437.1 437.5 441.5 447.3 449.7 461.3 470.7 470.7 470.7 482.9 490.3 493.5 494.1 497.3 499.9 504.3 505.6 507.5 509 512.2 513.5 513.5 517.8 518 518.4 523.6 523.8 526 526 534.6 549 561.1 561.3 561.7 561.7 561.7 569.1 575.1 580.2 614.7 625.3 636.4 654.5 655.5 655.7 667 681.7 716.4 Find the first quartile for this data set. Q1 =

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