Categorie: Tutti - interviewing - data - qualitative - quantitative

da Jessica Webster-Craig mancano 16 anni

289

Chapter Ten

Original research data is sourced from primary sources tailored to specific investigative purposes. Data collection can be active, involving direct questioning, or passive, through observation.

Chapter Ten

(10) PDC Using Survey Instruments

Davis, 2005

PDC Vendors

Who will design and manage the research process?
internal vs. external

resources

objectivity

expertise

confidentiality

Panel Vendors

diary
true panel vs. ominbus panel
Panel
respondants that get measured repeatedly

The Feel Good Store (project)

vendors will be internal, i.e. my partner and I
we could definitely use online and offline methods
ie. personal interviewing and email surveys to students at the university
primary data collection would be crucial for our project

Active PDC Using Survey Instruments

A comparison of Collection Methods
evaluate:

time and cost contraints

data needs

"No one data collection is the best for all situations"
Online Methods
Downloadable interactive surveys

Cons ~ long programming time and respondants may be reluctant to open (may contain virus)

Pros ~ it's a sophisticated survey

HTML form surveys

Cons ~ long programming and setup time

Pros ~ very flexible, can include graphics and sound, build skip logic into the questionnaire, and can randomize answers

E-mail surveys

Cons ~ too simple

Pros ~ easy to reach a large number of participants

low in cost

timely

interactive

easy to administer

Internet-based survey methods and focus groups
Offline Methods

personal

telephoning

mailing

mail interviewing

written interogation sent by mail

computerized interviewing

low response rates

respondant anonymity, confidentiality, convenience to the respondant

low cost

telephone interviewing

Cons:

call screening

technology trends

not everyone have telephones

Pros:

quick

cost effective

best used for structured and undesguised studies

Personal interviewing

person to person

planning the interview

motivation

expertise of the interviewer

trust/ goodwill

access

cheating

monitoring

response errors

respondent error

method od administration

question structure and sequence

interview variability

nonresponse errors

when a participant can't be reached

The Nature

primary data is data being researched from original sources for a specific purpose.

method of collection
how is the data obtained from the participants?
degree of structure
how much is the study formalized?
degree of disguise
is the purpose of the study know to the participant?
qualitative vs. quantitative research
quan. ~ results can be quantified numerically or statistically
qual. ~ can't meaningfully be quantified
active vs. passive data collection
passive data collection involves observing subjects in personal or nonpersonal means
active data collection involves questioning subjects in personal or nonpersonal means