What is meant by positive and negative correlation?  What is the range of correlation coefficient (r)?                                                a) Find the correlation coefficient for the following data.                                      b) Identify the type of correlation (like +ve, -ive or no correlation)  c) Draw the scatter plot.    Number of days absence(x)   12 10 7 6 2 9 Final Grade(y) 70 65 96 94 75 82

Question
  • What is meant by positive and negative correlation? 
  • What is the range of correlation coefficient (r)?                                               
  • a) Find the correlation coefficient for the following data.                                     
  1. b) Identify the type of correlation (like +ve, -ive or no correlation) 
  2. c) Draw the scatter plot. 

 

Number of days absence(x)

 

12

10

7

6

2

9

Final Grade(y)

70

65

96

94

75

82

 

 

 

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