The difference between the sample value expected and the estimates value of the parameter is called as?
A. bias
B. error
C. contradiction
D. difference
Answer:A
The difference between the sample value expected and the estimates value of the parameter is called as?
A. bias B. error C. contradiction D. difference
Explanation: The difference between the expected sample value and the estimated value of parameter is called as bias. A sample used to estimate a parameter is unbiased if the mean of its sampling distribution is exactly equal to the true value of the parameter being estimated.