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Problem Mr Zuckerberg the founder of Facebook recently announced that an average person spends about...

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Problem Mr Zuckerberg the founder of Facebook recently announced that an average person spends about 50 minutes per da on Facebook Instgram and Messanger Assume that the times spent on these social networks are normally distributed with population standard deviation 20 minutes Test the claim at significance level 0 10 that the population mean is different from 50 minutes per day based on your survey of 200 people that yielded an averaage of 40 minutes What is the sample size n 200 Answer format 1 23 Round to hundredth place Congratulations your answer is correct and saved Check Answer Save Step By Step Example What is the value of o 20 Live Help 2 OPC

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