Question

Show all work. 1. Express the confidence interval (0.412,0.789) in the form of p +- E

Show all work.

1. Express the confidence interval (0.412,0.789) in the form of p +- E

Math   Statistics-And-Probability   
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Answer #1

SOL:-

Given, confidence interval (0.412,0.789)

Now we are given that:

Therefore,

Adding the above 2 equations we get:

therefore,

But ,

Therefore,

Therefore now the confidence interval could be expressed in the desired form as:

0.789-0.6005 < P < 0.789+0.6005

0.1885 < P< 1.3895

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