Developing Questions and Collecting Data (Grade 10 NSC Matric Mathematical Literacy): Flashcards
📚Flashcards
Practise the cards
10 cards from this deck
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Practise the cards
10 cards from this deck
Valid data
Valid data
Information that represents the real world accurately
Research definition
Research definition
Studying a subject systematically to uncover new facts/insights
Population (in data collection)
Population (in data collection)
Complete group we want to collect data from and conclude about
Sample (in data collection)
Sample (in data collection)
A smaller selection chosen from the larger population
Sample bias
Sample bias
When sections of population aren't fairly represented in sample
Random sampling
Random sampling
Gives every member of population equal chance of being selected
Observation (data collection method)
Observation (data collection method)
Watching and recording what happens without interfering
Interview (data collection method)
Interview (data collection method)
Direct conversation between researcher and participant
Questionnaire (data collection method)
Questionnaire (data collection method)
Predetermined questions given to respondents to complete alone
Database (data collection method)
Database (data collection method)
Information already collected and organised systematically