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Asking Questions - The Definitive Guide To Questionnaire Design ...

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314 ASKING QUESTIONS<br />

accustomed to and who have the operational capacity for paper<br />

questionnaires will conduct them this way. Recently, we have even<br />

seen that once an organization invests in PDAs, it has a bias in<br />

amortizing the expense by believing many subsequent surveys<br />

should also be used with PDAs.<br />

<strong>The</strong> critical considerations are what type of data are being collected<br />

(complex versus simple, or straightforward versus conditional<br />

skips), who the population is (probability or convenience-based),<br />

and how much control is needed over the process. <strong>The</strong> higher the<br />

need for control, the more critical it is that an interviewer be<br />

present and possibly that the questionnaire be done on paper. <strong>The</strong><br />

same benefits of speed and efficiency that are a blessing to electronic<br />

modes of data collection are also their curse in the hands of a selfpaced,<br />

careless respondent.

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