SCENARIO 8-4
The actual voltages of power packs labeled as 12 volts are as follows: 11.77, 11.90, 11.64,
-True or False: Referring to Scenario 8-4, a 95% confidence interval for the mean voltage of
the power pack is wider than a 99% confidence interval.

Question

Quizplus · Accepted Answer

A 95% confidence interval is narrower than a 99% confidence interval because it has a lower confidence level, meaning it requires less certainty and thus a smaller range.

SCENARIO 8-4 The Actual Voltages of Power Packs Labeled as 12 Volts