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A simple random sample consists of five observation 2, 4, 7, 12, 15. The point estimate of the population mean is : |
5 10 6 8 |
8 |
The correct answer is Option (4) → 8 The point estimate of the population mean, $\bar x=\frac{∑x_i}{n}$ $=\frac{2+4+7+12+15}{5}$ $=\frac{40}{5}=8$ |
