Twenty experienced distance runners who professed to be at top condition were evaluated on the treadmill and then had their times recorded in a 10-km race. Please answer the following question: 1.) Place a 95% confidence interval on x (Treadmill Time).
Twenty experienced distance runners who professed to be at top condition were evaluated on the treadmill and then had their times recorded in a 10-km race. Please answer the following question: 1.) Place a 95% confidence interval on x (Treadmill Time).
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter4: Polynomial And Rational Functions
Section4.6: Rational Functions
Problem 11SC: Find the mean hourly cost when the cell phone described above is used for 240 minutes.
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Question
Twenty experienced distance runners who professed to be at top condition were evaluated on the treadmill and then had their times recorded in a 10-km race. Please answer the following question:
1.) Place a 95% confidence interval on x (Treadmill Time).
![Treadmill Time (minutes) 7.5 7.8
10-km Time (minutes)
43.5 45.2
Treadmill Time (minutes) 10.1 10.3
10-km Time (minutes) 39.5
7.9 8.1 8.3 8.7
44.9 41.1
43.8
44.4
10.5 10.7
38.2 43.9 37.1
10.8
37.7
8.9 9.2 9.4
42.7
43.1 41.8
10.9 11.2 11.5 11.7
39.2 35.7 37.2 34.8
9.8
43.7
11.8
38.5](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F75bf06ec-99ba-4d73-b2d9-70ec455f54aa%2Fd9a31392-09bd-495a-aa00-3a71f2a262cd%2F12atyz_processed.png&w=3840&q=75)
Transcribed Image Text:Treadmill Time (minutes) 7.5 7.8
10-km Time (minutes)
43.5 45.2
Treadmill Time (minutes) 10.1 10.3
10-km Time (minutes) 39.5
7.9 8.1 8.3 8.7
44.9 41.1
43.8
44.4
10.5 10.7
38.2 43.9 37.1
10.8
37.7
8.9 9.2 9.4
42.7
43.1 41.8
10.9 11.2 11.5 11.7
39.2 35.7 37.2 34.8
9.8
43.7
11.8
38.5
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