Conclusion when variance is zero

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Reference no: EM1388573

If you are told a population has a mean of 25 and a variance of 0, what must you conclude?

a) Someone has made a mistake.

b) There is only one element in the population.

c) There are no elements in the population.

d) All the elements in the population are 25.

e) None of the above.

Reference no: EM1388573

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