Here is a sample data set. 377.8 412.2 453 448.6 373.8 375.7 409.2 359.3 414.5 449.5 447.2 386.1 410.8 412 450.9 446.8 438.1 409.2 417.6 439.2 395.8 427 416.9 412.3 416.7 424.9 362.3 416.3 440.5 452.3 = 430.9 446.3 440.5 416.7 433.9 346.6 392.8 361 441.7 413.2 409.9 356.8 451.4 416.5 375.1 450.8 437.8 437.8 409.2 417 452.5 Find the first quartile for this data set. Q₁ 410 440.5 412.3 = Find the third quartile for this data set. Q3 Find the interquartile range for this data set. IQR=

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