The sample mean, ñ, is a point estimate of the population mean, H, given that which of the following statements is true?

The sample represents a proportion of the population.
The sample size, n, is equal to the size of the population.

The sample mean, can never be the point estimate of the population mean, i
The sample mean, 7, is always the point estimate of the population mean,

The sample size, n, is large enough to accurately represent the population.