Practical Investigation (Edexcel A-Level Psychology): Flashcards
📚Flashcards
Practise the cards
10 cards from this deck
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Practise the cards
10 cards from this deck
Type of experiment required for practical investigation
Type of experiment required for practical investigation
Laboratory experiment
Type of data required for practical investigation
Type of data required for practical investigation
Quantitative data
What directional hypothesis predicts
What directional hypothesis predicts
Specific direction of difference expected in results
What null hypothesis states
What null hypothesis states
No difference between conditions; any difference due to chance
What independent groups design avoids
What independent groups design avoids
Order effects and demand characteristics
Purpose of operationalisation
Purpose of operationalisation
Establish objectivity and reliability in research
What are order effects
What are order effects
Practice or fatigue from both conditions affecting performance
When participants can exercise right to withdraw
When participants can exercise right to withdraw
Before, during or after the study
Test used for independent groups design
Test used for independent groups design
Mann-Whitney U test
What inferential test determines
What inferential test determines
Whether findings are statistically significant or due to chance