Compute the z- scores for the data in the Excel file Air-port Service Times. How many observations
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Compute the z- scores for the data in the Excel file Air-port Service Times. How many observations fall farther than three standard deviations from the mean? Would you consider these as outliers? Why or why not?
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Airport Service Times Times sec z scores 876 713 714 559 703 548 698 544 667 514 614 464 609 459 557 409 518 372 502 357 493 349 475 332 466 323 461 318 450 308 429 288 427 286 426 285 425 284 415 274 ...View the full answer
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Related Book For
Business Analytics Methods Models and Decisions
ISBN: 978-0321997821
2nd edition
Authors: James R. Evans
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