1. Are customers more loyal in the East or in the West? The following table is based on information from Trends in the United States, published by the Food Marketing Institute, Washington, D. C. The columns represent length of customer loyalty (years) at a primary supermarket. The rows represent regions of the United States. LESS 1-2 YEARS 3-4 YEARS 5-9 YEARS 10-14 15 + ROW THAN 1 YEARS YEARS ТОTAL YEAR EAST 32 54 59 112 77 118 452 MIDWEST 31 68 68 120 63 173 523 SOUTH 53 92 93 158 106 158 660 WEST 41 56 67 78 45 86 373 COLUMN 157 270 287 468 291 535 2008 ТОTAL What is the probability that a customer chosen at random a. has been loyal 10 – 14 years? b. has been loyal 10 - 14 years, given that he or she is from the East? c. has been loyal at least 10 years?

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

See image below

1. Are customers more loyal in the East or in the West? The following table is based on information
from Trends in the United States, published by the Food Marketing Institute, Washington, D. C. The
columns represent length of customer loyalty (years) at a primary supermarket. The rows represent
regions of the United States.
LESS
1-2 YEARS
3-4 YEARS
5-9 YEARS
10-14
15 +
ROW
THAN 1
YEARS
YEARS
ТОTAL
YEAR
EAST
32
54
59
112
77
118
452
MIDWEST
31
68
68
120
63
173
523
SOUTH
53
92
93
158
106
158
660
WEST
41
56
67
78
45
86
373
COLUMN
157
270
287
468
291
535
2008
ТОTAL
What is the probability that a customer chosen at random
a. has been loyal 10 – 14 years?
b. has been loyal 10 – 14 years, given that he or she is from the East?
c. has been loyal at least 10 years?
d. has been loyal at least 10 years, given that he or she is from the West?
e. is from the Wet, given that he or she has been loyal less than 1 year?
Transcribed Image Text:1. Are customers more loyal in the East or in the West? The following table is based on information from Trends in the United States, published by the Food Marketing Institute, Washington, D. C. The columns represent length of customer loyalty (years) at a primary supermarket. The rows represent regions of the United States. LESS 1-2 YEARS 3-4 YEARS 5-9 YEARS 10-14 15 + ROW THAN 1 YEARS YEARS ТОTAL YEAR EAST 32 54 59 112 77 118 452 MIDWEST 31 68 68 120 63 173 523 SOUTH 53 92 93 158 106 158 660 WEST 41 56 67 78 45 86 373 COLUMN 157 270 287 468 291 535 2008 ТОTAL What is the probability that a customer chosen at random a. has been loyal 10 – 14 years? b. has been loyal 10 – 14 years, given that he or she is from the East? c. has been loyal at least 10 years? d. has been loyal at least 10 years, given that he or she is from the West? e. is from the Wet, given that he or she has been loyal less than 1 year?
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 3 steps

Blurred answer
Knowledge Booster
Reflections
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
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