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Case Study Application Paper

**********Format your paper according to APA guidelines. All work must be properly cited and referenced. Submit your paper to the grading folder along with the Certificate of Originality. All papers will be submitted to the Plagiarism Checker. Papers will be compared to internet, print, and data sources, as well as a repository of previously submitted student papers***********



MAT152 Statistical Methods I

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1)  A light bulb producing company states that its lights will last an average of 1200 hours with a standard deviation of 200 hours.  A sample of 100 light bulbs from the company were tested and the researcher found that the average life of each light bulb was 1050 hours.  At a 95% confidence level, determine whether these light bulbs are in compliance with the company's claim.

Statistics Assignment need to solve it

Im going to attcah an Word format I need someone to solve it, its a Statistics homework.

sections 13.4 and 13.9

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