Which one of the following is a false statement?
A. The signs of the regression coefficients are always the same
B. Correlation coefficient is the geometric mean of the two regression coefficients
C. The covariance between two variables divided by the product of their standard deviations produces the value of coefficient of correlation
D. Coefficient of correlation is independent of origin but not of scale
Answer: Option D
This Question Belongs to Commerce >> Business Statistics And Research Methods
A. The central limit theorem
B. The law of statistical regularly
C. The law of inertia of large numbers
D. None of the above
The difference between sample statistic and its corresponding population parameter is
A. Sampling error
B. Measurement error
C. Coverage error
D. Non-response error
A. Both (A) and (R) are true
B. (A) is true, but (R) is false
C. (A) is false, but (R) is true
D. Both (A) and (R) are false
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