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-5, -32, -13, -9, -19, 49, -30, -23, 14, -21, -32, 11 are the arrival delays...

-5, -32, -13, -9, -19, 49, -30, -23, 14, -21, -32, 11 are the arrival delays of randomly selected American Airlines flights from New York to Loss Angeles. Negative numbers represent flights that arrived before the scheduled arrival time. Use 95% confidence interval. How good is the on-time performance?

PLEASE SHOW ALL STEPS CLEARLY. Thank you. I Believe the answer is -24.33 to 5.99.

Math   Statistics-And-Probability   
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