0.3. Calculate co-efficient of correlation between x & y by direct method, when x= 78 89 97 69 59 79 68 61. y= 125 137 156 112 107 136 123 108.
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- From the data of the following table: Calculate Spearman's rank correlation coefficient between x and y and determine its type. sFor a correlation of -.64 between X and Y, each 1 _SD change in Zx corresponds to a predicted change of _____________SD in Zy.7/20 Compute the correlation coefficient and comment on the type of relation that appears to exist between X and Y.
- For a correlation of -.64 between X and Y, each 1-SD change in corresponds to a predicted change of _______________ SD in .For a correlation of -64 between X and Y, each1-SD change in zx corresponds to a predicted change of __SD in zyA set of n=5 pairs of X and Y has SSx=16, SSy=4 and SP=2. for these data , what is the Pearson correlation
- 1.Determine the linear correlation coefficient between speed and distance. ( round to three decimal places as needed). R =8/20 Compute the correlation coefficient and determine whether there is a linear relation between X and Y.12/20 Compute the linear correlation coefficient between the weight of a car and its miles per gallon. R =_. Round to three decimal places as needed.
- A set of n=5 pairs of X and Y values has SSx=16, SSy =4 and SP=2. For these data, what is the Pearson correlation?13/20 Compute the linear correlation coefficient between age and HDL cholesterol. r = _. Round to three decimal places as needed. Does a linear relation exist between age and HDL cholesterol?Suppose Z ~ N(0,1). What is the correlation between Z and |Z|