a) The organizers of a conference want to survey attendees about the registration fee. Which of the following best describes a cluster sample of attendees?

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
icon
Related questions
Question
(a) The organizers of a conference want to survey attendees about the registration fee. Which of the following best describes a cluster sample of
attendees?
The organizers select the first 90 attendees who register for the conference because these attendees are easily accessible.
The organizers form groups of 30 attendees based on the day the attendees registered. Then, the organizers randomly choose 3 groups and
select all of the attendees in these groups.
The organizers take a list of the attendees and select every 5" attendee until 90 attendees are selected.
(b) Counselors at a college want to poll students about how much time the students spend studying. Which of the following best describes a stratified
sample of students?
The counselors form 6 groups of students based on the numbers of classes the students are taking. Then, the counselors select 13 students at
random from each group.
The students living in a particular dorm building on campus are easily accessible. So, the counselors select the 78 students living in that
particular dorm building.
The counselors form groups of 13 students based on the students' majors. Then, the counselors select all of the students in 6 randomly chosen
groups.
(c) A facilities supervisor at a sports stadium wants to rate the condition of the seats at the stadium. Which of the following best describes a systematic
sample of seats?
The supervisor uses a computer program to draw 50 seats at random and selects these seats. Every set of 50 seats is equally likely to be drawn
by the computer program.
The supervisor forms 2 groups of seats based on the dates the seats were last replaced. Then, she selects 25 seats at random from each group.
th
The supervisor takes a list of the seats and selects every 5" seat until 50 seats are selected.
Transcribed Image Text:(a) The organizers of a conference want to survey attendees about the registration fee. Which of the following best describes a cluster sample of attendees? The organizers select the first 90 attendees who register for the conference because these attendees are easily accessible. The organizers form groups of 30 attendees based on the day the attendees registered. Then, the organizers randomly choose 3 groups and select all of the attendees in these groups. The organizers take a list of the attendees and select every 5" attendee until 90 attendees are selected. (b) Counselors at a college want to poll students about how much time the students spend studying. Which of the following best describes a stratified sample of students? The counselors form 6 groups of students based on the numbers of classes the students are taking. Then, the counselors select 13 students at random from each group. The students living in a particular dorm building on campus are easily accessible. So, the counselors select the 78 students living in that particular dorm building. The counselors form groups of 13 students based on the students' majors. Then, the counselors select all of the students in 6 randomly chosen groups. (c) A facilities supervisor at a sports stadium wants to rate the condition of the seats at the stadium. Which of the following best describes a systematic sample of seats? The supervisor uses a computer program to draw 50 seats at random and selects these seats. Every set of 50 seats is equally likely to be drawn by the computer program. The supervisor forms 2 groups of seats based on the dates the seats were last replaced. Then, she selects 25 seats at random from each group. th The supervisor takes a list of the seats and selects every 5" seat until 50 seats are selected.
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 4 steps

Blurred answer
Similar questions
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
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…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
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
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman