The coefficient of correlation between $x$ and $y$ is $0.5$ the covariance is $16$, variance of $x$ is $16$ then standard deviation of $y$ is
Options
A4
B8
C16
D64
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Correlation and RegressionPYQ July 21Question 3641 of 158
All Questions Correct Answer
✅ Option b — 8
All Options:
- A4
- B8
- C16
- D64
About This Chapter: Correlation and Regression
Paper
Paper 3: Quantitative Aptitude
Weightage
4-6 Marks
Key Topics
Correlation Coefficient, Regression Equations
This chapter covers Correlation Coefficient, Regression Equations and is part of Paper 3: Quantitative Aptitude in the CA Foundation exam.
View Official ICAI SyllabusExam Strategy Tip
This topic carries 4-6 Marks weightage. Focus on understanding core concepts rather than memorizing.
Key Concepts to Understand
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