document.write( "Question 974085: Construct a 95% confidence interval for the age of viers of the jimmy fallon show.\r
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document.write( "Jimmy Fallon:
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document.write( "45
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document.write( "51
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document.write( "57
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document.write( "46
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document.write( "38
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Algebra.Com's Answer #596108 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! Mean = 47.4 \n" ); document.write( "sd=7.09 \n" ); document.write( "n=5 \n" ); document.write( "SE=7.09/sqrt(5)=3.17 ;; Need t-distribution with 4 degrees of freedom, since estimating sample distribution sd. Also are assuming normal distribution. \r \n" ); document.write( "\n" ); document.write( "95% CI= +/- 2.776*3.17 which is +/-8.80 \r \n" ); document.write( "\n" ); document.write( "(38.6,56.2)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |