An annual marathon covers a route that has a distance of approximately 26 miles. Winning times for this marathon are all over 2 hours. The following data are the minutes over 2 hours for the winning male runners over two periods of 20 years each. Earlier Period 7 20 17 22 17 12 15 18 16 13 7 10 13 23 19 10 12 14 16 23 Recent Period 8 9 8 9 7 9. 9 9. 8 14 9. 10 10 14 11 (a) Make a stem-and-leaf display for the minutes over 2 hours of the winning times for the earlier period. Use two lines per stem. (Use the tens digit as the stem and the ones digit as the leaf. Enter NONE in any unused answer blanks. For more details, view How to Split a Stem.) Minutes Beyond 2 Hours Earlier Period (b) Make a stem-and-leaf display for the minutes over 2 hours of the winning times for the recent period. Use two lines per stem. (Use the tens digit as the stem and the ones digit as the leaf. Enter NONE in any unused answer blanks.) Minutes Beyond 2 Hours Recent Period (c) Compare the two distributions. How many times under 15 minutes are in each distribution? earlier period times recent period times
An annual marathon covers a route that has a distance of approximately 26 miles. Winning times for this marathon are all over 2 hours. The following data are the minutes over 2 hours for the winning male runners over two periods of 20 years each. Earlier Period 7 20 17 22 17 12 15 18 16 13 7 10 13 23 19 10 12 14 16 23 Recent Period 8 9 8 9 7 9. 9 9. 8 14 9. 10 10 14 11 (a) Make a stem-and-leaf display for the minutes over 2 hours of the winning times for the earlier period. Use two lines per stem. (Use the tens digit as the stem and the ones digit as the leaf. Enter NONE in any unused answer blanks. For more details, view How to Split a Stem.) Minutes Beyond 2 Hours Earlier Period (b) Make a stem-and-leaf display for the minutes over 2 hours of the winning times for the recent period. Use two lines per stem. (Use the tens digit as the stem and the ones digit as the leaf. Enter NONE in any unused answer blanks.) Minutes Beyond 2 Hours Recent Period (c) Compare the two distributions. How many times under 15 minutes are in each distribution? earlier period times recent period times
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
![An annual marathon covers a route that has a distance of approximately 26 miles. Winning times for this marathon are all over 2 hours.
The following data are the minutes over 2 hours for the winning male runners over two periods of 20 years each.
Earlier Period
7
20
17
22
17
12
15
18
16
13
13
23
19
10
7
10
12
14
16
23
Recent Period
8.
9
8
7
7
7
9.
8
9.
8
7
9.
8.
14
9.
10
10
14
11
(a) Make a stem-and-leaf display for the minutes over 2 hours of the winning times for the earlier period. Use two lines per
stem. (Use the tens digit as the stem and the ones digit as the leaf. Enter NONE in any unused answer blanks. For more details,
view How to Split a Stem.)
Minutes Beyond 2 Hours
Earlier Period
(b) Make a stem-and-leaf display for the minutes over 2 hours of the winning times for the recent period. Use two lines per
stem. (Use the tens digit as the stem and the ones digit as the leaf. Enter NONE in any unused answer blanks.)
Minutes Beyond 2 Hours
Recent Period
(c) Compare the two distributions. How many times under 15 minutes are in each distribution?
earlier period
times
recent period
times](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F03e02835-4eaf-450d-bc10-6b575d2f67a0%2Ff3be65f8-b990-4667-8d26-a1d40c5c1246%2Fx9epo4_processed.jpeg&w=3840&q=75)
Transcribed Image Text:An annual marathon covers a route that has a distance of approximately 26 miles. Winning times for this marathon are all over 2 hours.
The following data are the minutes over 2 hours for the winning male runners over two periods of 20 years each.
Earlier Period
7
20
17
22
17
12
15
18
16
13
13
23
19
10
7
10
12
14
16
23
Recent Period
8.
9
8
7
7
7
9.
8
9.
8
7
9.
8.
14
9.
10
10
14
11
(a) Make a stem-and-leaf display for the minutes over 2 hours of the winning times for the earlier period. Use two lines per
stem. (Use the tens digit as the stem and the ones digit as the leaf. Enter NONE in any unused answer blanks. For more details,
view How to Split a Stem.)
Minutes Beyond 2 Hours
Earlier Period
(b) Make a stem-and-leaf display for the minutes over 2 hours of the winning times for the recent period. Use two lines per
stem. (Use the tens digit as the stem and the ones digit as the leaf. Enter NONE in any unused answer blanks.)
Minutes Beyond 2 Hours
Recent Period
(c) Compare the two distributions. How many times under 15 minutes are in each distribution?
earlier period
times
recent period
times
Expert Solution
![](/static/compass_v2/shared-icons/check-mark.png)
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)
Recommended textbooks for you
![MATLAB: An Introduction with Applications](https://www.bartleby.com/isbn_cover_images/9781119256830/9781119256830_smallCoverImage.gif)
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
![Probability and Statistics for Engineering and th…](https://www.bartleby.com/isbn_cover_images/9781305251809/9781305251809_smallCoverImage.gif)
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
![Statistics for The Behavioral Sciences (MindTap C…](https://www.bartleby.com/isbn_cover_images/9781305504912/9781305504912_smallCoverImage.gif)
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
![MATLAB: An Introduction with Applications](https://www.bartleby.com/isbn_cover_images/9781119256830/9781119256830_smallCoverImage.gif)
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
![Probability and Statistics for Engineering and th…](https://www.bartleby.com/isbn_cover_images/9781305251809/9781305251809_smallCoverImage.gif)
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
![Statistics for The Behavioral Sciences (MindTap C…](https://www.bartleby.com/isbn_cover_images/9781305504912/9781305504912_smallCoverImage.gif)
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
![Elementary Statistics: Picturing the World (7th E…](https://www.bartleby.com/isbn_cover_images/9780134683416/9780134683416_smallCoverImage.gif)
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
![The Basic Practice of Statistics](https://www.bartleby.com/isbn_cover_images/9781319042578/9781319042578_smallCoverImage.gif)
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
![Introduction to the Practice of Statistics](https://www.bartleby.com/isbn_cover_images/9781319013387/9781319013387_smallCoverImage.gif)
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman