Math, asked by jananisaaravanan, 2 months ago

given that regression cofficent of y on x is -.5 correlation coffceianr is √3/2 and standard devaition of x is √12 than value of standard deviation of y ?​

Answers

Answered by Anonymous
0

Answer:

Perfect questions for guys interested in maths..

2. The value of x + x(xx) when x = 2 is:

(a) 10, (b) 16, (c) 18, (d) 36, (e) 64

Solution:

x + x(xx)

Put the value of x = 2 in the above expression we get,

2 + 2(22)

= 2 + 2(2 × 2)

= 2 + 2(4)

= 2 + 8

= 10

Answer: (a)

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