NDA 2019 Mathematics question
Let the correlation coefficient between X and Y be . Random variables Z and W are defined as and . What is the correlation coefficient between Z and W?
Answer: (D)
Solution
The correlation coefficient is unaffected by a change of origin () and by a change of scale with a
See the full step-by-step solution
Create a free account to read the complete working, and practise questions like this in a timed test.
Create a free account