Which of the Following Is True of Confidence Intervals

question 12

Multiple Choice

Which of the following is true of confidence intervals?

• A)​Two quantities and c are required to construct the confidence intervals.
• B)To obtain the value c in the confidence interval, only the degrees of freedom need to be known.
• C) Confidence intervals are also called interval estimates.
• D) ​A constructed confidence intervals will always contain the population parameter .

---

Definitions:

Natural Selection

A process in biological evolution where certain traits become more common in a population because they contribute to an organism’s survival and reproduction.

Macroevolution

Evolution above the species level or leading to the formation of new species.

DNA Tests

Methods used to analyze the genetic material from an individual's cells, to identify genetic variations, relationships, or susceptibility to diseases.