Wjec Psychology Component 2 Questions And Answers 2023

Systematic sampling {Ans: A sample obtained by selecting every nth person. This can be a random sample if the first person is selected using a random method; you then select every nth person after that}Pilot study {Ans: A small scale trial run of a study to test any aspects of the design, with a view to making improvements}Snowball sampling {Ans: Current participants recruit further participants from among people they know. Thus the sample group appears to grow like a snowball}What is self report? {Ans: Any method which involves asking a participant about their feelings, attitudes, beliefs and so on For example, questionnaires and interviews}What are the methods of dealing with the disadvantages of independent groups design? {Ans: Randomly allocate participants to conditions which distribute participant variables evenly Random allocation can be done by putting the participants' names in a hat and randomly drawing out the names}Experimental design {Ans: A set of procedures used to control the influence of factors such as participant variables in an experiment}social desirability bias {Ans: A distortion in the way people answer questions - they tend to answer questions in such a way that presents themselves in a better