Pilot studies (and more) Flashcards

1
Q

Pilot study

A

A small scale version of an investigation that takes place before the real investigation is conducted. The aim is to check that procedures, materials, measuring scales, etc, work. The aim is also to allow the researcher to make changes or modifications if necessary.

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2
Q

How can a pilot study be helpful when using self report methods?

A

For methods such as questionnaires or interviews, it may be helpful to try out questions in advance and remove or reward those that are ambiguous or confusing.

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3
Q

How can a pilot study be helpful in observational studies?

A

It provides a way of checking coding systems before the real investigation is undertaken. This may be an important part of training observers.

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4
Q

Single blind procedure

A

Any information that might create expectations is not revealed until the end of the study to control for the confounding effects of demand characteristics.

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4
Q

Double-blind procedure

A

Neither the participants or researcher who conducts the study is aware of the aims of the investigation.
Often involves third party that knows its main purpose.
Important feature of drug trials where placebos are used.

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5
Q

Control group

A

Sets a baseline and is used for the purpose of comparison.

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