I wonder if there is enough evidence that the average departure delay is less than 2.66...

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Question

I wonder if there is enough evidence that the average departure delay is less than 2.66...

I wonder if there is enough evidence that the average departure delay is less than 2.66 hours?

Null hypothesis H0:

Alternative hypothesis Ha:

math Statistics-And-Probability

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Answer 1

Answer #1

This is the left tailed test .

The null and alternative hypothesis is

H₀ : = 2.66

H_a : < 2.66

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Answer 2

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I wonder if there is enough evidence that the average departure delay is less than 2.66...

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