# Matching new may slides a where it is possible to

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2. Matching
New! May Slides A.Where it is possible to predict, the values of one variable based on the values of the other,the relationship between the variables is described as a strong correlation.B.Where on average the values of one variable are related to another but there are many exceptionsthe relationship between the variables is described as a weak correlation.C.Pearson’s Product Moment Correlation ( r ) summarizes the the linear relationship and if the truerelationship is non-linear, the conclusions are incorrect.D.Correlations can be unreliable, especially with small sample sizes or large outliers, so the p-value is the standard way of quantifying the data.E. All of the above. 3. What is correlation?
New! May Slides PPMC can be summarized easily than the general formula below: 1. Calculate the product of XY 2. Calculate the square of X 3. Calculate the square of Y 4. Sum the set of values 5. Use the formula given to find for r. How to Calculate the Correlation Coefficient on your TI calculator. 6. Enter your lists x in List 1 and y in List 2 7. Press Stat , right, Calc, Option 4 (LinReg) Be sure to turn Diagnostic On in the Catalog menu. R 2 is the coefficient of determination. 4. How do we find the Pearson Product-Moment Correlation Coefficient Formula? This video also shows you graphing methods:
New! May Slides 5. What is autocorrelation?
6. Autocorrelation is: New! May Slides
7. Autocorrelation features: New! May Slides Correlogram 
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