Question

Express the confidence interval 61.9%<p<76.9%61.9%<p<76.9% in the form of ˆp±E? __________% ± _____________ %

Express the confidence interval 61.9%<p<76.9%61.9%<p<76.9% in the form of ˆp±E?

__________% ± _____________ %

Math   Statistics-And-Probability   
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Answer #1

Solution:

Given:  the confidence interval 61.9%<p<76.9%

We have to express it in the form  of

Add both limits and divide it by 2 to get value of

Subtract Lower from Upper limit and divide it by 2 to get value of E:

Thus we get:

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