Suppose that , and are estimators of the parameter

0.0064 0.0128 0.9936 0.9968 0.9872 If you increase the sample size by a factor of 81 keeping everything else the same, what happens to the width of the confidence interval for the true mean? Reduced by factor 1/81. Reduced by factor 1/9. No change. Increased by factor 9. Increased by factor 81. Suppose that , and are estimators of the parameter . ................
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