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In a random sample of 25 undergraduate students, 15 said that they will take a summer...

In a random sample of 25 undergraduate students, 15 said that they will take a summer class. At the level of significance 2.5%, test the null hypothesis θ = .4 versus θ > .4.

Math   Statistics-And-Probability   
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Answer #1

Here we reject the null hypothesis at 2.5% l.o.s.

Therefore, we conclude that

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