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

Question 32 options:

Someone has made a mistake.

There is only one element in the population.

There are no elements in the population.

All the elements in the population are 25.

None of these are correct.

1 answer

None of these are correct.

If a population has a mean of 25 and a variance of 0, it means that all the elements in the population are equal to 25.