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A sociologist finds that in a random sample of 142 U.S. teenagers, 112 regularly use social media to communicate with their friends and family. Use
A sociologist finds that in a random sample of 142 U.S. teenagers, 112 regularly use social media to communicate with their friends and family. Use the sample to construct a90%confidence interval for the proportion of teenagers who regularly use social media to communicate with their friends and family.
What is themargin of errorfor the 90% confidence interval? Round to three decimal places.
I got 0.056 and got it wrong please help
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