Question
The ______ is an unbiased estimator of the population mean.
This question was previously asked in
SSC CGL 2023 (Tier-II) Paper 1 Previous Year Paper (26-Oct-2023) (Shift-1)
The correct answer is
sample mean
The sample mean is the unbiased estimator of the population mean, meaning that the expected value of the sample mean is equal to the population mean.
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Similar Questions
If xi = i / 5 + 2, where i = 1, 2,..., 5, then the mean of x1, x2, ..., x5 is:
Important Questions from Statistical estimation
The Contingency table in statistics is one:
- In a random sample of $x=16$, the mean ($\bar{x}$) is 40, and the standard deviation (sd) is 4.0. The 95% confidence interval ($Z=1.96$) for the mean is :
If xi = i / 5 + 2, where i = 1, 2,..., 5, then the mean of x1, x2, ..., x5 is:
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