CH 6. Descriptive Research Design - Survey and Observation
CH 6. Descriptive Research Design - Survey and Observation
CH 6. Descriptive Research Design - Survey and Observation
Traditional Computer-Assisted
Mail Mail
Telephone Telephone
Interview Panel
Interviewing
6-3
Outgoing Envelope
Outgoing envelope: size, color, return address
Postage Method of addressing
Cover Letter
Sponsorship Type of appeal Postscript
Personalization Signature
Questionnaire
Length Size Layout Format
Content Reproduction Color Respondent anonymity
Return
Envelo
Type of envelope Postage
pe
Incentives
Monetary versus non-monetary Prepaid versus promised amount
6-4
Diversity of Questions
■ The diversity of questions that can be asked in a survey
depends upon the degree of interaction the respondent has with
the interviewer and the questionnaire, as well as the ability to
actually see the questions.
Quantity of Data
■ The ability to collect large amounts of data.
6-6
Two-Stage Procedure
The first stage consists of selecting an exchange and telephone
number from the directory. In the second stage, the last three
digits of the selected number are replaced with a three-digit
random number between 000 and 999.
Cluster 1
Selected exchange: 636
Selected number: 404-636-3230
Replace the last three digits (230) with randomly selected 389 to
form 404-636-3389.
Repeat this process until the desired number of telephone numbers
from this cluster is obtained.
6-8
Perceived Anonymity
■ Perceived anonymity refers to the respondents' perceptions that
their identities will not be discerned by the interviewer or the
researcher.
Speed
■ The total time taken for administering the survey to
Cost
■ The total cost of administering the survey
Classifying
Observation
Methods
Observation Methods
Personal Observation
Mechanical Observation
Do not require respondents' direct participation.
■ the AC Nielsen audimeter
■ turnstiles that record the number of people
entering or leaving a building.
■ On-site cameras (still, motion picture, or
video)
■ Optical scanners in supermarkets
Audit
■ The researcher collects data by examining
physical records or performing inventory
analysis.
■ Data are collected personally by the
researcher.
■ The data are based upon counts, usually of
physical objects.
■ Retail and wholesale audits conducted by
marketing research suppliers were discussed
in the context of syndicated data in Chapter 4
Observation Methods
6-18
Content Analysis
■ The objective, systematic, and quantitative
description of the manifest content of a
communication.
■ The unit of analysis may be words, characters
(individuals or objects), themes
(propositions), space and time measures
(length or duration of the message), or topics
(subject of the message).
■ Analytical categories for classifying the units
are developed and the communication is
broken down according to prescribed rules.
Observation Methods
6-19
Trace Analysis
Data collection is based on physical traces, or evidence, of past
behavior.
Table 6.4
Criteria Telephone Personal Mail Electronic
High sample control + + - -
Difficulty in locating + - + +
respondents at
home
Inaccessibility of homes + - + +
Unavailability of a large + - + +
pool of trained interviewers
Large population in rural areas + - -
- Unavailability of maps + - + +
Unavailability of current - + - +
telephone directory
Unavailability of mailing lists + + - +
Low penetration of telephones - + -
+ Lack of an efficient postal system + + - +
Low level of literacy - + - -
Face-to-face communication culture + - -
- Poor access to computers & Internet ? + ? -
Note: A (+) denotes an advantage, and a (–) denotes a