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[DOC File]CHAPTER 17: SOCIAL STATISTICS
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Correlation is ONLY applicable to measuring the strength of a LINEAR relationship. Similar to the mean and standard deviation, r is very much so influenced by individual extreme values (regression outliers and influential points).
correlation definition in statistics

[DOC File]Bivariate Correlation, SPSS
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Rule of Thumb for Interpreting the Size of a Correlation Coefficient Size of Correlation Interpretation .90 to 1.00 (-.90 to –1.00) Very high positive (negative) correlation .70 to .90 (-.70 to -.90) High positive (negative) correlation .50 to .70 (-.50 to -.70) Moderate positive (negative) correlation .30 to .50 (-.30 to -.50) Low positive (negative) correlation .00 to .30 (.00 to -.30 ...
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[DOCX File]CALCULATING STANDARD DEVIATION WORKSHEET
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Worksheet for Correlation and Regression (February 1, 2013). Part 1. Consider the following hypothetical data set. Here are data from four students on their Quiz 1 scores and their Quiz 5 scores and a graph where we connected the points by a line.
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[DOC File]Spatial Correlation
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Stats.21-Notes. and Practice. Correlation. What sort of correlation would you expect to find between: a person's age and their house number? _____ a child's age and their height? _____ an adult's age and their height ? _____ Sort the different Analysis Tools. Mean, Tables, Median, Scatter Plots, Mode, Correlation, Range, Line of Best Fit ...
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[DOC File]VALIDITY AND RELIABILITY - Purdue University
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Stats ‘Refresher’ ... Both lambda and Pearson's product moment correlation are based on guessing the mean. ANS: F. 11. Pearson's product moment correlation indicates how much of the variance in the dependent variable has been explained. ANS: T. 12. The general format for the regression line is …
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[DOC File]Rule of Thumb for Interpreting the Size of a Correlation ...
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Correlation: measures the direction and strength of the linear relationship between two quantitative variables. Correlation is usually written as r. Freshmen at the Webb School go on a backpack trip every school year.
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[DOC File]Worksheet on Correlation and Regression
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The correlation between two dichotomous variables is know as the phi coefficient. Use SPSS to compute that statistic for the relationship between having social problems and dropping out of school. To test the null hypothesis that phi is zero in the population, we need to convert the phi to a chi-square statistic.
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[DOC File]Correlation - Radford University
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Moran’s I is similar but not equivalent to a correlation coefficient. It varies from -1 to +1. In the absence of autocorrelation and regardless of the specified weight matrix, the expectation of Moran’s I statistic is , which tends to zero as the sample size increases.
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Correlation in Statistics: Correlation Analysis Explained - Statistics H…
If your correlation coefficient is a larger negative number than the critical region, your data indicate a significant negative correlation. The closer your r-value is to —1.0, the stronger the negative correlation. REPORTING YOUR RESULTS. The examples below show how the results of your analysis of linear correlation should be presented.
correlation definition in statistics

[DOC File]AP Stats Chapter 3 Notes: Examining Relationships
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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?
correlation in statistics means

What is correlation in stats