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Correlation Study

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Question;Your research team has been tasked with finding the correlation of the following scenario:Four research participants take a test of manual dexterity (high scores mean better dexterity) and an anxiety test (high scores mean more anxiety). The scores are as follows:Person Dexterity Anxiety1 1 102 1 83 2 44 4 -2Describe the process that your research team would go through by completing the following:Make a scatter diagram of the scores.Describe in words the general pattern of correlation, if any.Figure the correlation coefficient.Figure whether the correlation is statistically significant (use the.05 significance level, two-tailed).Explain the logic of what you have done, writing as if you are speaking to someone who has never heard of correlation (but who does understand the mean, standard deviation, Z scores, and hypothesis testing).Give three logically possible directions of causality, indicating for each direction whether it is a reasonable explanation for the correlation in light of the variables involved (and why).

 

Paper#60241 | Written in 18-Jul-2015

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