74) If Y = 9X and X = 0.01Y, then r is equal to. a) -0.1 b) 0.1 c) 0.3 d) -0.3
Answers
Answered by
2
Answer:
y/x=9x/0.01
0.01ysquare =9xsquare
x(square )/y(square )
=0.01\9
=0.3
option c
Answered by
2
Answer:
The correct answer is +0.3
Explanation:
What is the coefficient of correlation?
The coefficient of Correlation is the statistical measurement of the strength of a linear relationship between two variables.
r=√b(yx) × b(xy)
= √9 × 0.01
= √0.09
=+0.3
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