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Statistics Test...

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  • Question 1
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  • Question 2
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    If the lines of regression of y on x and x on y make angles 30° and 60° respectively with the positive direction of x-axis, then the correlation coefficient between x and y is

  • Question 3
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  • Question 4
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  • Question 5
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  • Question 6
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    Let X, Y be two variables with correlation coefficient ρ(X, Y) and variables U, V be related to X, Y by the relation U = 2X, V = 3Y, then ρ(U, V) is equal to

  • Question 7
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  • Question 8
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  • Question 9
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    The coefficient of correlation between the observations (1, 6), (2, 5), (3, 4), (4, 3), (5, 2), (6, 1) is

  • Question 10
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