For each of the following settings in Exercises 2.1.1-2.1.4, (i) identify the variable(s) in the study, (ii) for each vari- able tell the type of variable (e.g., categorical and ordinal, discrete, etc.), (iii) identify the observational unit (the thing sampled), and (iv) determine the sample size. A total of 129 persons donated blood. For each of them, the blood type and cholesterol levels were recorded. 2.1.3 (a) A biologist measured the number of leaves on each of 25 plants. 2.1.1 (a) A paleontologist measured the width (in mm) of the last upper molar in 36 specimens of the extinct mam- mal Acropithecus rigidus. (b) The birthweight, date of birth, and the mother's race were recorded for each of 65 babies. (b) A physician recorded the number of seizures that each of 20 patients with severe epilepsy had during an eight-week period. 2.1.4 (a) A conservationist recorded the weather (clear, partly cloudy, cloudy, rainy) and number of cars parked at noon at a trailhead on each of 18 days 2.1.2 (a) A physician measured the height and weight of each of 37 children. (b) During a blood drive, a blood bank offered to check the cholesterol of anyone who donated blood. (b) An enologist measured the pH and residual sugar content (g/l) of seven barrels of wine.
For each of the following settings in Exercises 2.1.1-2.1.4, (i) identify the variable(s) in the study, (ii) for each vari- able tell the type of variable (e.g., categorical and ordinal, discrete, etc.), (iii) identify the observational unit (the thing sampled), and (iv) determine the sample size. A total of 129 persons donated blood. For each of them, the blood type and cholesterol levels were recorded. 2.1.3 (a) A biologist measured the number of leaves on each of 25 plants. 2.1.1 (a) A paleontologist measured the width (in mm) of the last upper molar in 36 specimens of the extinct mam- mal Acropithecus rigidus. (b) The birthweight, date of birth, and the mother's race were recorded for each of 65 babies. (b) A physician recorded the number of seizures that each of 20 patients with severe epilepsy had during an eight-week period. 2.1.4 (a) A conservationist recorded the weather (clear, partly cloudy, cloudy, rainy) and number of cars parked at noon at a trailhead on each of 18 days 2.1.2 (a) A physician measured the height and weight of each of 37 children. (b) During a blood drive, a blood bank offered to check the cholesterol of anyone who donated blood. (b) An enologist measured the pH and residual sugar content (g/l) of seven barrels of wine.
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
Topic Video
Question
![For each of the following settings in Exercises 2.1.1-2.1.4,
(i) identify the variable(s) in the study, (ii) for each vari-
able tell the type of variable (e.g., categorical and ordinal,
discrete, etc.), (iii) identify the observational unit (the
thing sampled), and (iv) determine the sample size.
A total of 129 persons donated blood. For each of
them, the blood type and cholesterol levels were
recorded.
2.1.3
(a) A biologist measured the number of leaves on cach
of 25 plants.
(b) A physician recorded the number of seizures that
cach of 20 patients with severe epilepsy had during
an eight-week period.
2.1.1
(a) A paleontologist measured the width (in mm) of the
last upper molar in 36 specimens of the extinct mam-
mal Acropithecus rigidus.
(b) The birthweight, date of birth, and the mother's race
were recorded for each of 65 babies.
2.1.4
(a) A conservationist recorded the weather (clear, partly
cloudy, cloudy, rainy) and number of cars parked at
noon at a trailhead on each of 18 days.
(b) An enologist measured the pH and residual sugar
content (g/l) of seven barrels of wine.
2.1.2
(a) A physician measured the height and weight of each
of 37 children.
(b) During a blood drive, a blood bank offered to check
the cholesterol of anyone who donated blood.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe28d2710-aace-4c6e-bbdf-143ec756672e%2F05479bff-d423-4f37-a2b2-1b64e1e300b3%2Fln3t1p_processed.jpeg&w=3840&q=75)
Transcribed Image Text:For each of the following settings in Exercises 2.1.1-2.1.4,
(i) identify the variable(s) in the study, (ii) for each vari-
able tell the type of variable (e.g., categorical and ordinal,
discrete, etc.), (iii) identify the observational unit (the
thing sampled), and (iv) determine the sample size.
A total of 129 persons donated blood. For each of
them, the blood type and cholesterol levels were
recorded.
2.1.3
(a) A biologist measured the number of leaves on cach
of 25 plants.
(b) A physician recorded the number of seizures that
cach of 20 patients with severe epilepsy had during
an eight-week period.
2.1.1
(a) A paleontologist measured the width (in mm) of the
last upper molar in 36 specimens of the extinct mam-
mal Acropithecus rigidus.
(b) The birthweight, date of birth, and the mother's race
were recorded for each of 65 babies.
2.1.4
(a) A conservationist recorded the weather (clear, partly
cloudy, cloudy, rainy) and number of cars parked at
noon at a trailhead on each of 18 days.
(b) An enologist measured the pH and residual sugar
content (g/l) of seven barrels of wine.
2.1.2
(a) A physician measured the height and weight of each
of 37 children.
(b) During a blood drive, a blood bank offered to check
the cholesterol of anyone who donated blood.
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
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.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