# Statistics

posted by
**Beata Chmielewska**
.

Which of the following statements correctly interprets a 95% confidence interval on a population mean?

a. It is a single point estimate

b. Used to quantify the certainty of the sample standard deviation

c. A 99% confidence interval is narrower than the 95% confidence interval

d. If we repeatedly took sample from the same population, 95% of them would contain the true population mean.

e. It is not used to interpret the population.