Essay
Use the following
An Internet provider contacts a random sample of 300 customers and asks how many hours per week the customers use the Internet. It found the average amount of time spent on the Internet per week to be about 7.2 hours.
-The standard error is about 0.458. Find and interpret a 95% confidence interval for the parameter. Round the margin of error to two decimal places.
Correct Answer:
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7.2
2*0.458 7.2 0.92 6.28 to ...View Answer
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Correct Answer:
Verified
2*0.458 7.2 0.92 6.28 to ...View Answer
Unlock this answer now
Get Access to more Verified Answers free of charge
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