Question

Use the given confidence interval to find the margin of error and the sample proportion. ​(0.767​,0.791​)

Use the given confidence interval to find the margin of error and the sample proportion. ​(0.767​,0.791​)

Homework Answers

Answer #1

Let sample proportion be

and margin of error be

and

by adding above , we get

eq(2)

Hence sample proportion be 0.779

and margin of error be 0.012

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