Quantitative Data Collection

What data collection methods did we cover last lesson?

• Questionnaires

• Research Proposal

• Field-based

• Exercise-based

• Laboratory-based

I use rulers, scales and calculators to make these observations.

• qualitative data

• quantitative data

The temperature of the room is decreasing by 4 degrees Celsius.

• qualitative

• quantitative

The clouds are grey and ground is wet.

• qualitative

• quantitative

Describe quantitative data...

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What's an advantage of field-based testing?

• Cheap and easy

• It's more accurate than lab-based testing

• It controls all variables

• Extremely good ecological validity

What are the disadvantages with lab-based testing to collect data?

• The date is less reliable than field-based testing

• It takes a long time to set up and run

• Low levels of ecological validity

• Expensive

Which is the easiest data collection to set up and run?

• Lab-based

• Field-based

• Questionnaires

Which form of data collection did we do last week in the practical element of the lesson?

• Lab-based

• Field-based

• Questionnaires

When trying to collect large amounts of data from a large sample size, we often use questionnaires as they are quick and easy to complete, but can you provide 2 disadvantages of questionnaires?

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