Question
The coefficient of correlation takes the value in which
of the following ranges?Solution
Two or more securities can be perfectly negatively correlated (-1) to a scenario where they can be perfectly positively correlated (+1).
- Find the value of sin²40° + sin²50° + cos²60° + cos²30°.
What is the value of [(sin x + sin y) (sin x – sin y)]/[(cosx + cosy) (cosy – cosx)]?
If tan 2 α = 1 + 2tan 2 β, then find the value of √2cos α – cos β = ?
2 × Tan 30° / (1 + Tan2 30°) equals:Â
What is the value of sin(B – C) cos(A – D) + sin(A – B) cos(C – D) + sin(C – A) cos(B – D)?
- If sin(A + B) = sinAcosB + cosAsinB, then the value of sin75° is
Find the value of sin 240 °
A man is standing at a point 20 meters away from a vertical tower. The angle of elevation from the point to the top of the tower is 60°. Find the heigh...