A confidence interval using the known population standard deviation ________.
A)is the same as the point estimate for the population standard deviation
B)has the least sampling error compared to confidence intervals for mean
C)is the simplest type of confidence interval
D)uses only the 95% level of confidence

Question

Quizplus · Accepted Answer

Confidence intervals using the known population standard deviation are considered simpler because they directly apply the Z-distribution, assuming the population standard deviation is known, which simplifies calculations compared to when the population standard deviation is unknown and the t-distribution must be used.

A Confidence Interval Using the Known Population Standard Deviation ________