Overview of Survey

7/31/2019 Overview of Survey

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OVERVIEW OF SURVEY

Survey ResearchMethods


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OUTLINE

What is a Survey?

Purpose of the Survey

Advantages of Surveys

Disadvantages of Surveys

Types of Survey The Survey Process


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WHAT IS A SURVEY ? A survey is a systematic method ofcollecting data from a population ofinterest. It tends to be quantitative innature and aims to collect informationfrom a sample of the population suchthat the results are representative ofthe population.

It involves constructing a set ofquestions that are either asked bymeans of a questionnaire or through aninterview .


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THE PURPOSE OF THESURVEY

The purpose of a survey is to collectquantitative information on the perceptions

and opinions of a sample of people whichadequately represent the population ofinterest.

They are appropriate for measuringpeoples perceptions, opinions, knowledge,attitudes, behavioral intentions, and

behaviors.


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ADVANTAGES OF SURVEYS

Can complete structured questions withmany stakeholders within a relatively

short time frame.

Can be completed by telephone, mail, fax,

or in-person.

It is quantifiable and generalizable to an

entire population if the population issam led a ro riatel .


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ADVANTAGES OF SURVEYS

Standardized, structured questionnaireminimizes interviewer bias.

Large amount of information can becollected in short period of time.

Can take less time to analyze.


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DISADVANTAGES OF SURVEYS

More difficult to collect a comprehensiveunderstanding of respondents perspective

(in-depth information).

Can be very expensive.

Requires some statistical knowledge,sampling and other specialized skills to

process and interpret results.


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TYPES OF SURVEYS

By scope: Census versus SampleSurvey

When the data collected from an entirepopulation, the survey is called a census .

When the data collected from a sample ofpopulation, the survey is called samplesurvey.


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TYPES OF SURVEYS

By time frame: Longitudinal versus Cross-sectional

In cross-sectional survey, a set of informationis collected for a sample at one point in time .

In longitudinal survey, a set of information

collected for a sample over time.


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TYPES OF SURVEYS

By mode of data collection: Face toface, Mail,

Telephone, Web, Directly administered

Personal or Face to face Interviews

It is a two way conversation in personinitiated by an interviewer to obtaininformation from a respondent.


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TYPES OF SURVEYS

Telephone Interviews

It is a two way

conversation on telephoneinitiated by an interviewerto obtain information from a

res ondent.


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TYPES OF SURVEYS

Mail Questionnaires

The information from a respondent isobtained by mailing questionnaires.

Electronic or Web Questionnaires

The information from a respondent isobtained by electronic or web

questionnaires.


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THE SURVEY PROCESS

The survey process includes

Literature Search.

Primary Research.Survey Design

Survey Instrument Development.

Analyze pilot testing/ revise.Survey Execution.

Data Collection and Processing

Data analysis.

Overview of Survey

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