Psychology Key Terms 0.0 / 5 ? PsychologyResearch methods and techniquesA2/A-levelAll boards Created by: Jordan Cooper16Created on: 05-10-17 18:34 Independent variable The variable manipulated by the researcher 1 of 22 Dependant variable The variable that change is measured in 2 of 22 Repeated measures Each participant does all the conditions in the experiment 3 of 22 Independent measures Each participant does one condition in the experiment 4 of 22 Ecological Validity The ability of the experiment to represent real world situations 5 of 22 Research Design How you conduct the experiment 6 of 22 Demand characteristics When the participant realises the aim of the experiment and begins to act accordingly 7 of 22 Extraneous variable Variables that alter the experiment 8 of 22 Confounding variable Variables that alter the result of the experiment 9 of 22 Reductionist Simplifying a complex idea to its most basic level of explanation 10 of 22 Ethical Research Leaving participants in the same condition you found them in 11 of 22 Triangulation Using more than one type of experiment to draw your conclusion 12 of 22 Hypothesis A testable statement that you believe to be true based on deductive/inductive reasoning 13 of 22 Alternative hypothesis A prediction that there'll be a difference in behaviour 14 of 22 Null hypothesis A prediction that there'll be a difference in behaviour 15 of 22 Directional/One tailed hypothesis Includes 'more or less', 'stronger or weaker', 'positive and negative' 16 of 22 Non Directional/Two tailed hypothesis Gives no direction and simply states that there'll be a correlation/relationship 17 of 22 Correlation hypothesis A hypothesis stating a relationship between two variables 18 of 22 Opportunity sample A sample of participant produced by selecting people who are most easily available at the time of the study 19 of 22 Random sample A sample of participants produced by using a random technique such that every member of the target population has equal chance of being selected 20 of 22 Self selected sample A sample of participants produced by asking for volunteers 21 of 22 Snowball sample Relies on referrals from initial participants to generate additional participants 22 of 22
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