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A sample of 26 offshore oil workers took part in a simulated escape exercise, resulting in the accompanying data on time (sec) to complete the escape. Here is a stem-and-leaf display of escape time dat stem leaf 32 55 33 49 34 35 6699 36 34469 37 03345 38 7 39 2347 40 23 41 42 8

A sample of 26 offshore oil workers took part in a simulated escape exercise, resulting in the accompanying data on time (sec) to complete the escape. Here is a stem-and-leaf display of escape time dat stem leaf 32 55 33 49 34 35 6699 36 34469 37 03345 38 7 39 2347 40 23 41 42 8

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 3BGP
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A sample of 26 offshore oil workers took part in a simulated escape exercise, resulting in the accompanying data on time (sec) to complete the escape. Here is a stem-and-leaf display of escape time data. stem leaf 32 55 33 49 34 35 6699 36 34469 37 03345 38 7 39 2347 40 23 41 42 8
Transcribed Image Text:A sample of 26 offshore oil workers took part in a simulated escape exercise, resulting in the accompanying data on time (sec) to complete the escape. Here is a stem-and-leaf display of escape time data. stem leaf 32 55 33 49 34 35 6699 36 34469 37 03345 38 7 39 2347 40 23 41 42 8
(c) Construct a boxplot. 320 340 360 380 400 420 400 time (sec) O Escape time (sec) 320 340 360 380 400 420 Comment on its features. O The distribution is roughly symmetric with no outliers. O The distribution is roughly bimodal with no outliers. O The distribution is roughly symmetric with several outliers. O The distribution is positively skewed with several outliers. O The distribution is negatively skewed with several outliers. (d) By how much could the largest observation, currently 428, be decreased without affecting the value of the fourth spread? sec Escape time 320 340 (sec) O T 380 360 420 Escape 320 340 360 380 400 420 Escape time (sec)
Transcribed Image Text:(c) Construct a boxplot. 320 340 360 380 400 420 400 time (sec) O Escape time (sec) 320 340 360 380 400 420 Comment on its features. O The distribution is roughly symmetric with no outliers. O The distribution is roughly bimodal with no outliers. O The distribution is roughly symmetric with several outliers. O The distribution is positively skewed with several outliers. O The distribution is negatively skewed with several outliers. (d) By how much could the largest observation, currently 428, be decreased without affecting the value of the fourth spread? sec Escape time 320 340 (sec) O T 380 360 420 Escape 320 340 360 380 400 420 Escape time (sec)
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