Multiple Choice
Explain the Role of Margin of Error in Constructing a Confidence Interval
-A 90% confidence interval for the mean percentage of airline reservations being canceled on the day of the flight is (1.2%, 4.5%) . What is the point estimator of the mean percentage of reservations that are canceled on the day of the flight
A) 2.85%
B) 1.65%
C) 2.25%
D) 3.3%
Correct Answer:

Verified
Correct Answer:
Verified
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