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A recent study of 550 Internet users in Europe found that 32% were women. Find the...

A recent study of 550 Internet users in Europe found that 32% were women. Find the 90% confidence interval of the true proportion of women in Europe who use the Internet?

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0.121,0.421)

(0.612,0.834)

(0.2873,0.3527)

(0.614,0.700)

(0.316,0.384)
Math   Statistics-And-Probability   
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Homework Answers

Answer #1

Refer Standard normal table/Z-table or use excel function "=NORM.S.INV((1-0.05))" to find the Z-value.

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