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[DOCX File]AP Psychology - Winston-Salem/Forsyth County Schools
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In this unit, AP Psychology students must be able to complete the following essential tasks: 4-1. Differentiate types of research with regard to purpose, strengths, and weaknesses - Descriptive Research: Case Studies, Naturalistic Observation and Surveys - Correlational . Research - Experimental . Research . coefficient, and scatter-plots. 4-2.
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Psy 203: General Psychology Study Guide for Chapter 1 ...
Operational definition. Correlation (positive, negative, and coefficient) Variable. Independent and dependent variables. Reliability and validity. Meta-analysis Key ideas: The five major perspectives in psychology and what each is concerned with. Differences between applied and basic psychology. Different fields of applied psychology
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[DOC File]What is Psychology
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AP Psychology. Vocabulary List. ... Every Friday you will have to turn in a handwritten definition in your own words with examples or diagrams when necessary. Some terms have multiple terms within it, so the actual number of terms you turn in each week will vary. ... 25. correlation and correlation coefficient. 26. illusory correlation. 27 ...
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[DOCX File]Weebly
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23. A correlation coefficient indicates the _____ between two variables. A. cause and effect relationship. ... Describe what an operational definition is and explain its importance in the field of psychology. Answer: An operational definition is an objective description of a variable being measured in a given study. The purpose is to eliminate ...
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[DOC File]Chapter 2 – Psychology’s Scientific Method
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American Journal of Psychology, 15, 201-293). If a measuring instrument were perfectly reliable, then it would have a perfect positive (r = +1) correlation with the true scores. If you measured an object or event twice, and the true scores did not change, then you would get the same measurement both times. We theorize that our measurements contain
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[DOCX File]A Brief Introduction to Reliability and Validity
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A correlation coefficient is a statistical summary of the relation between two variables. It is the most common way of reporting the answer to such questions as the following: Does this test predict performance on the job? Do these two tests measure the same thing? Do the ranks of these people today agree with their ranks a year ago?
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What is CORRELATION COEFFICIENT? definition of CORRELATION ...
Correlation Coefficients range from -1 to +1. What does it mean when a score is very close to -1 or +1 (for example, the coefficient is -.98 or +.87)? Give an example of where correlation …
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[DOCX File]www.fcboe.org
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Correlation Coefficient - measures quantitatively the extent to which 2 variables are related. One common example is Pearson r. Is illustrated with a scatterplot (a collection of pairs of scores).
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[DOC File]Science & Psychology
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She simply asked students how many hours they studied for their last psychology exam and what scores they earned. She calculated a correlation coefficient and found that the fewer hours students studied for their exams, the lower their scores. Which of the correlation coefficients below best represents Kremsa's findings? A) -.7 B) -.3 C) +.2
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[DOC File]Psychology, 4e Cdn. (Carlson)
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____ 12. What is the range of coefficients of correlation? What number indicates the strongest relationship between two sets of variables? ____ 13. A correlation coefficient of -1.09 indicates a(n) ____ 14. What type of research helps us to identify c. au. sal (cause and effect) relationships? ____ 15. What is the independent variable in an ...
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Correlation coefficient psychology definition