A______ confidence interval might be most appropriate during the early stages of a research project when little is known about the population's parameters and the project's researchers might still be gauging the parameters.
A)100%
B)95%
C)99%
D)90%

Question

Quizplus · Accepted Answer

A 90% confidence interval is most appropriate during the early stages of a research project because it is less precise than a 95% or 99% confidence interval, but it is also more likely to be accurate when the population parameters are unknown.

A______ Confidence Interval Might Be Most Appropriate During the Early