Q166
It r is 0.5, \,xy = 120, σ of y = 8 and \,x^2 = 90, the value of n will be
It r is 0.5, = 120, σ of y = 8 and = 90, the value of n will be
A.
15
B.
12
C.
10
AnswerD.
5
Answer: Option C
Solution
Answer: Option C
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