SOLUTION: We controlled 30 products and 2 of them were broken. Compute the confidence interval with 95% reliability for probability p, that the product is broken.

Question 831419: We controlled 30 products and 2 of them were broken. Compute the confidence interval with 95% reliability for probability p, that the product is broken.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
We controlled 30 products and 2 of them were broken. Compute the confidence interval with 95% reliability for probability p, that the product is broken.
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p-hat:: 2/30 = 1/15 =
ME = 1.96*sqrt[(1/15)(14/15)/30] = 0.0893
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95% CI: 0.0667-0.0893 < p < 0.0667+0.0893
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Cheers,
Stan H.
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