Use the following to answer 26-27
A random sample of 16 ATM transactions at the Last National Bank of Flatrock revealed a mean transaction time of 2.8 minutes with a standard deviation of 1.2 minutes.
26. The width (in minutes) of the 95% confidence interval for the true mean transaction time is
A) 0.639
B) 0.588
C) 0.300
D) 2.131
RES / 341 RES/341 RES341 RES 341 QUIZ # 3
(Chapters 2+8 from Applied Statistics in Business and Economics )
To View all the Questions covered : 4 sets of RES341 Final
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