Primary and secondary data (Edexcel GCSE Statistics): Flashcards
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What are primary data collection methods?
What are primary data collection methods?
Experiments, surveys, questionnaires, observations, interviews.
What sources provide secondary data?
What sources provide secondary data?
Research papers, databases, books, reports.
List an advantage of secondary data?
List an advantage of secondary data?
Easily accessible and cost-effective.
How does primary data differ from secondary data?
How does primary data differ from secondary data?
Primary is collected firsthand; secondary is from existing sources.
Give an example of primary data collection?
Give an example of primary data collection?
Conducting a survey or experiment yourself.
Give an example of secondary data usage?
Give an example of secondary data usage?
Using official government statistics or published research.
How does the source affect secondary data reliability?
How does the source affect secondary data reliability?
Reliable sources like official statistics are more trustworthy.
Is Karen's leisure-centre survey primary or secondary?
Is Karen's leisure-centre survey primary or secondary?
Primary - she collected the data herself by surveying locals.
Need quick national stats for project - primary or secondary?
Need quick national stats for project - primary or secondary?
Secondary - quicker and cheaper, but check relevance and source.
Gav plants tomatoes and records yields. Primary or secondary?
Gav plants tomatoes and records yields. Primary or secondary?
Primary - he conducted his own experiment and measured yields.