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Statistics Test - 21
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  • Question 1/10
    4 / -1
    If r is the correlation coefficient between two variables, then
  • Question 2/10
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    If r is the coefficient of correlation and Y = a + bX, then |r| =
  • Question 3/10
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  • Question 4/10
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    Karl Pearson\'s coefficient of correlation is dependent
  • Question 5/10
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  • Question 6/10
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  • Question 7/10
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  • Question 8/10
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    If coefficient of correlation between the variables x and y is zero, then
  • Question 9/10
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  • Question 10/10
    4 / -1
    Karl Pearson\'s coefficient of rank correlation between the ranks obtained by ten students in Mathematics and Chemistry in a class test as given below is
    Rank in Mathematics 1 2 3 4 5 6 7 8 9 10
    Rank in Chemistry 3 10 5 1 2 9 4 8 7 6
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