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10.3.2 WP One of the authors travels regularly to Seattle, Washington. He uses either Delta or Alaska Airlines. Flight delays are sometimes unavoidable, but he would be willing to give most of his business to the airline with the best on-time arrival record. The number of minutes that his flight arrived late for the last six trips on each airline follows. Is there evidence that either airline has superior on-time arrival performance? Use α = 0.01 and the Wilcoxon rank-sum test. Delta: Alaska: 13, 10, 1, 4, 0, 9 (minutes late) 15, 8, 3, -1, -2, 4 (minutes late)

10.3.2 WP One of the authors travels regularly to Seattle, Washington. He uses either Delta or Alaska Airlines. Flight delays are sometimes unavoidable, but he would be willing to give most of his business to the airline with the best on-time arrival record. The number of minutes that his flight arrived late for the last six trips on each airline follows. Is there evidence that either airline has superior on-time arrival performance? Use α = 0.01 and the Wilcoxon rank-sum test. Delta: Alaska: 13, 10, 1, 4, 0, 9 (minutes late) 15, 8, 3, -1, -2, 4 (minutes late)

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 27PPS
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10.3.2 WP One of the authors travels regularly to Seattle, Washington. He uses either Delta or Alaska Airlines. Flight delays are sometimes unavoidable, but he would be willing to give most of his business to the airline with the best on-time arrival record. The number of minutes that his flight arrived late for the last six trips on each airline follows. Is there evidence that either airline has superior on-time arrival performance? Use = 0.01 and the Wilcoxon rank-sum test. α= Delta: Alaska: 13, 10, 1, 4, 0, 9 (minutes late) 15, 8, 3, -1, -2, 4 (minutes late)
Transcribed Image Text:10.3.2 WP One of the authors travels regularly to Seattle, Washington. He uses either Delta or Alaska Airlines. Flight delays are sometimes unavoidable, but he would be willing to give most of his business to the airline with the best on-time arrival record. The number of minutes that his flight arrived late for the last six trips on each airline follows. Is there evidence that either airline has superior on-time arrival performance? Use = 0.01 and the Wilcoxon rank-sum test. α= Delta: Alaska: 13, 10, 1, 4, 0, 9 (minutes late) 15, 8, 3, -1, -2, 4 (minutes late)
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