Validity A really important aspect that has emerged in our project is validity which must be put into consideration when developing and evaluating a language test‚ since it will allow us to evaluate the utility and appropriateness of the test for our particular purpose and context. Therefore‚ the validity of a test can only be established through a process of validation and in order to carry it out‚ a validation study has to be undertaken‚ on the basis of arriving at a conclusion as to whether
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When trying to evaluate a theory and deem whether it is a good enough theory that can be applied throughout a vast majority of situations‚ in this case crimes‚ theorists have a specific criteria that they have to meet. When developing a theory‚ theorists must construct their theory so that it can be judged by this certain criteria. This criteria is made out of: 1.) empirical validity‚ 2.) its logical consistency‚ 3.) scope‚ and parsimony‚ 4.) testability as well as 5.) The usefulness and 6.) the
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Validity is about the extent to which a piece of research in finding out what the research is finding out what the researcher intents to find out. The idea of validity means that something is true and can be believed. When people say ‘that’s a valid point”‚ they mean that the point is relevant‚ meaningful and believable. It is concerned with truth and value‚ that is whether conclusions are correct or not. It also considers whether the method‚ approaches and techniques actually relate to what is being
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Exploring Reliability and Validity E. HackShawnee State University Type of Reliability and Validity Used Upon examination of the Values and Motives Questionnaire: The Technical Manual‚ it becomes clear what variables are working towards the reliability and validity of this study. The following paragraphs will entail those specific concepts. Validity After reading through the questionnaire‚ clarity develops in that two different types of validity are made distinct. Those two categories are
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Leon Ferstinger in 1957 developed a theory of cognitive dissonance. His theory sugguest that we all have an inner drive to stay true to our attitudes and beliefs to keep a balanced life. When Ferstinger first introduced the term cognitive dissonance to indicate the discomfort we feel whenever we inconsistent notions at the same time. This discomfort or dissonance motivates us to expend behavioral effort to reduce it and restore cognitive consistency Cognitive dissonance is a situation that involes
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Cognitive Dissonance Theory Paper 1 Cognitive Dissonance Theory Paper Psy 400 Axia Online Cognitive Dissonance Theory Paper 2 Introduction The cognitive dissonance theory has many possible scenarios and examples chosen throughout life. The theory will be either enhanced or decreased depending on a number of factors such as the person’s moral values‚ social upbringing‚ and social status at work‚ religious
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on two theories of cognitive development This essay I will look at the similarity and the differences between Piaget’s and Vygotsky’s theories in explanation of child cognitive development. Particularly it will describe their theories on the importance of social interactions in influencing development. I will give a brief overview of the four stages of Piaget’s theories. Piaget’s and Vygotsky’s theories will then be evaluated‚ with key terms explained. I aim to show that Vygotsky’s theory placed
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Three Theories of Cognitive Development The Swiss psychologist and philosopher Jean Piaget (1896-1980) is well-known for his work towards the cognitive sciences. Arguably one of his most important contributions involves his theory of cognitive development. In this theory‚ thinking progresses through four distinct stages between infancy and adulthood. Similar in scope to Piaget’s theory is Information Processing‚ in which human thinking is based on both mental hardware and mental software (Kail
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Cognitive Dissonance Theory was proposed by psychologist Leon Festinger to reason as to why humans change their behavior. According to Festinger‚ an individual has their beliefs (their perception of something) and these beliefs need to mirror their actions/behaviors in order for them to be at an equilibrium. If these two things are not aligned then this creates cognitive dissonance. It was proposed that‚ because humans do not like to be out of alignment‚ they will be motivated to either change their
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development. Moreover‚ his theory concentrates and describes the developmental stages across the lifespan. Though Erikson’s theory was developed years after Piaget’s theory‚ Erikson also fixated on the different stages across one’s lifespan. Erik Erikson suggested that individuals face crises
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