If the two regression coefficients are 0.8 and 0.2, then the value of coefficient of correlation is
A. + 0.16
B. - 0.40
C. - 0.16
D. + 0.40
Answer: Option D
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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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