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\(\pi\)
e
\(\frac{a}{b}\)
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\(\sqrt{\,}\)
\(a^{b}\)
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\(\div\)
log
ln
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\(\times\)
cos
cos⁻¹
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sin
sin⁻¹
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tan
tan⁻¹
If three different people take three different random samples of the same size from the same population, will they obtain the same estimation?
Yes, the estimation is always a fixed number for a given population.
Yes, if the sample sizes are the same.
Not necessarily, the estimate depends on the sample and can vary.
No, estimations are always wrong.
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