methods. What are the advantages and disadvantages of each? Show by an example how both methods could be used to investigate the same problem. Co relational method is a scientific procedure that is used to look for relationships between variables. On the other hand‚ experimental method is a scientific technique that involves a sequence of procedures which include observation‚ identification of a problem‚ hypothesis formulation‚ experimentation‚ analysis of data‚ and then the outcome
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Outline and evaluate psychological research into institutionalisation Hodges and Tizard conducted a study to explore the importance of early attachment by studying institutionalised children who hadn’t been with their parents for a significant amount of time (if any). The two questions they wanted answered were: Does institutionalisation affect later relationships and can the effect of institutionalisation be reversed. To find this out‚ they studied 65 children from a children’s home until they
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The relationship between attention and consciousness has been thoroughly researched‚ some researchers believe that there is a relationship between attention and consciousness‚ and that they might both be necessary for each to occur‚ and others believe that these are distinct entities. Importantly‚ when talking about attention‚ most researchers explain that they are talking about selective attention in their examples. Attention is described as the mechanism we use to actively processes specific information
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temperatures? This experiment showed that if a magnet is cold‚ then it will have more magnetic pull than a warm magnet. The independent variable is the temperature of magnets. The dependent variable is the magnetic pull of magnets. The experimental group is magnets exposed to different temperatures. The control group is the room temperature magnet. The control variables are the amount of time the magnets are exposed to different temperatures‚ the type of magnet‚ and the method of measurement. The procedures
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were equal. From .06 M to 1 M‚ the water went out of the carrot cells‚ this is based on the change of mass of the carrots decreasing in these solutions. The room temperature and surface area versus volume both play a part in being a possible extraneous variable. Room temperature would fluctuate the fluidity of the solution‚ which would influence the end results. The surface area versus the volume influences the efficiency of the cells. For instance‚ if the SA:V has a large ratio between the two‚ this
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SECTION A. INTRODUCTION There has been a growing awareness about concussion injury in sport‚ particularly in the last decade. Ten years ago‚ it was estimated that upwards of “…300 000 sport-related concussions occur[ed] annually in the United States and account[ed] for 75% of all sport-related brain injuries” (Bloom et al.‚ 2008‚ p.295). Given the more educated understanding of concussion injury and its symptoms‚ coupled with the significant increase in international sport participation‚ this
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women in office due to the social values from the past. Because society treated women and men much differently in the past‚ especially in politics‚ there is still a similar mentality in modern society. With that being said‚ there are also other extraneous variables that could explain the gender balance in politics. First‚ the political ideologies of a woman running could be on the right wing‚ but could be in a left wing society.
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When the range of the data is reduced artificially‚ as by classifying or dichotomizing a continuous variable‚ correlation is attenuated‚ often leading to underestimation of the effect size of that variable. Avoiding Tautological Correlation When the indicators for latent variable A conceptually overlap with or even include one or more of the indicators for latent variable B‚ definitional overlap confounds the correlation of A and B. This is particularly problemetic when indicators
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despite evidence that contradicts this synonymous usage. The current review provides a critical analysis of lesion and neuroimaging studies using three popular executive function measures (Wisconsin Card Sorting Test‚ Phonemic Verbal Fluency‚ and Stroop Color Word Interference Test) in order to examine the validity of the executive function construct in terms of its relation to activation and damage to the frontal lobes. Empirical lesion data are examined via meta-analysis procedures along with formula
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PSYC 221 Book Notes for Exam #1 Chapter 1 * Social Psychology-branch of psychology that seeks an understanding of how people affect and are affected by others. * Behaviorism- theoretical approach that seeks to explain behavior in terms of learning principles‚ without reference to inner states‚ thoughts‚ or feelings * Freudian Psychoanalysis-theoretical approach that seeks to explain behavior by looking at the unconscious forces inside the person * ABC Triad- Affect (how people feel
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