What is qualitative data?
It is data that can be observed, written, taped or filmed.
What is quantitative data?
It is numerical data.
What is an instrument?
It is a device used to measure a concept or variable of interest.
What are some examples of quantitative instruments?
- Surverys and questionnares
- Biophysical instruments
What are the two type of questions?
Open-ended and closed-ended questions.
What is a closed ended questionnaires?
It is a type of format in which subjects are asked to select an answer from several choices.
What is an open ended questionnarie?
It is a type of format in which subjects are asked to provide specific answers.
What are open ended responses?
They are a free form statement, narrative or essay.
What is a categorical response?
It is a closed answer where you choose from a limited number of responses.
e.g. multiple choice.
What is a continuous response?
They are closed answer where the respomses are a continnum.
e.g. fill in the blank.
What is a scale?
It is a set of numerical values assigned to responses that represent the degree to which respondents possess a particular attitude, value or characterisitics.
What are some examples of scales used?
- Likert scale
- Semantic differential scale
- Visual analogue scale
- Standardize scale instruments
What is a likert scale?
It is a scale that requires subjects to respond to a series of sttments to express a viewpoint.
What is an examples of qualitative instruments?