A typical retail transaction consists of severalsmaller steps, which can be considered components subject tofailure. A list of such components might include:Let the eight probabilities of success be .92, .94, .99, .99, .98,.97, .95, and .96. What is the reliability of the system; thatis, the probability that there will be a satisfied customer? Ifyou were the store manager, what do you think should bean acceptable value for this probability? Which componentswould be good candidates for backup, which for redesign? COMPONENT DESCRIPTIONDEFINITION OF FAILURECan't find productFind product inproper size, color, etc.Enter cashier lineNo lines open; lines toolong; line experiencingdifficultyScan product UPCCfor name, price, etc. file; scans incorrect nameWon't scan; item not onor priceCalculate purchasetotal4Wrong weight; wrongextension; wrong dataentry; wrong tax5Make paymentCustomer lacks cash;check not acceptable;credit card refusedMake changeMakes change incorrectlyBag merchandiseDamages merchandisewhile bagging; bag splitsConclude transaction No receipt; unfriendly,and exit8rude, or aloof clerk2.3.67

Answered: COMPONENT DESCRIPTION DEFINITION OF…

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter2: Introduction To Spreadsheet Modeling

Section: Chapter Questions

Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...

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Question

A typical retail transaction consists of several
smaller steps, which can be considered components subject to
failure. A list of such components might include:

Let the eight probabilities of success be .92, .94, .99, .99, .98,
.97, .95, and .96. What is the reliability of the system; that
is, the probability that there will be a satisfied customer? If
you were the store manager, what do you think should be
an acceptable value for this probability? Which components
would be good candidates for backup, which for redesign?

COMPONENT DESCRIPTION
DEFINITION OF FAILURE
Can't find product
Find product in
proper size, color, etc.
Enter cashier line
No lines open; lines too
long; line experiencing
difficulty
Scan product UPCC
for name, price, etc. file; scans incorrect name
Won't scan; item not on
or price
Calculate purchase
total
4
Wrong weight; wrong
extension; wrong data
entry; wrong tax
5
Make payment
Customer lacks cash;
check not acceptable;
credit card refused
Make change
Makes change incorrectly
Bag merchandise
Damages merchandise
while bagging; bag splits
Conclude transaction No receipt; unfriendly,
and exit
8
rude, or aloof clerk
2.
3.
67

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