A total of 1496 randomly selected adults who are at least 22 years in age were asked, "How frequently do you visit quick service restaurants?" To be included in the study, a person had to meet two criteria. Within 30 days prior to the study, the person must have visited a quick service restaurant at least 4 times or a casual restaurant at least twice, and the person must have visited quick service restaurants at least as many times as casual restaurants. Their responses are described by the pie chart. Answer parts (a) through (d) below. W Click the icon to view the Frequency of Visits to Quick Service Restaurants. a. Find the probability that a person randomly selected from the survey visits quick service restaurants twice a week. - X Visits to quick service restaurants (Type an integer or a decimal.) b. Find the probability that a person randomly selected from the survey visits quick service restaurants at least 3 times a week. Frequency of Visits to Quick Service Restaurants Less than once a week, 18.9% I Once a week. 26.8% (Type an integer or a decimal.) O Twice a week, 23.5% O Three times a week, 16 8% I Four times a week, 52% I More than four times a week, 8.8% c. Find the probability that a person randomly selected from the survey visits quick service restaurants less than 3 times a week. (Туре integer or a decimal.) Print Done
A total of 1496 randomly selected adults who are at least 22 years in age were asked, "How frequently do you visit quick service restaurants?" To be included in the study, a person had to meet two criteria. Within 30 days prior to the study, the person must have visited a quick service restaurant at least 4 times or a casual restaurant at least twice, and the person must have visited quick service restaurants at least as many times as casual restaurants. Their responses are described by the pie chart. Answer parts (a) through (d) below. W Click the icon to view the Frequency of Visits to Quick Service Restaurants. a. Find the probability that a person randomly selected from the survey visits quick service restaurants twice a week. - X Visits to quick service restaurants (Type an integer or a decimal.) b. Find the probability that a person randomly selected from the survey visits quick service restaurants at least 3 times a week. Frequency of Visits to Quick Service Restaurants Less than once a week, 18.9% I Once a week. 26.8% (Type an integer or a decimal.) O Twice a week, 23.5% O Three times a week, 16 8% I Four times a week, 52% I More than four times a week, 8.8% c. Find the probability that a person randomly selected from the survey visits quick service restaurants less than 3 times a week. (Туре integer or a decimal.) Print Done
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
100%
HELP Please thank you
Transcribed Image Text:A total of 1496 randomly selected adults who are at least 22 years in age were asked, "How frequently do you visit quick service restaurants?" To be included in the study, a person had to meet two criteria. Within 30 days prior to the study, the person must have visited a quick service
restaurant at least 4 times or a casual restaurant at least twice, and the person must have visited quick service restaurants at least as many times as casual restaurants. Their responses are described by the pie chart. Answer parts (a) through (d) below.
W Click the icon to view the Frequency of Visits to Quick Service Restaurants.
a. Find the probability that a person randomly selected from the survey visits quick service restaurants twice a week.
- X
Visits to quick service restaurants
(Type an integer or a decimal.)
b. Find the probability that a person randomly selected from the survey visits quick service restaurants at least 3 times a week.
Frequency of Visits to Quick Service Restaurants
Less than once a week, 18.9%
I Once a week, 26.8%
O Twice a week, 23.5%
(Type an integer or a decimal.)
O Three times a week, 16 8%
I Four times a week, 52%
I More than four times a week, 8.8%
c. Find the probability that a person randomly selected from the survey visits quick service restaurants less than 3 times a week.
(Туре
integer or a decimal.)
Print
Done
Expert Solution
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
Recommended textbooks for you
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
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
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
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
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
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
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman