document.write( "Question 173645: 1. Find the probability of 7 tomatos getting accepting in 6 stores when the mean is 5.5 \r
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document.write( "2.Random sample of 120 customers’s spent an average of 9.2 hours on their professional job with a sample standard deviation of 5.1 hours. Calculate the specification hours with confidence of 95%.\r
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document.write( "3.In a set of 10 samples of bike, the mileage were listed as follows\r
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document.write( "41, 42, 45, 42, 47, 59, 55, 60, 40, 35\r
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document.write( "What percent of samples are getting more than 40 mileages?
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Algebra.Com's Answer #128504 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! 1. Find the probability of 7 tomatos getting accepting in 6 stores when the mean is 5.5 \n" ); document.write( "--- \n" ); document.write( "Mean of what? Do you have a standard deviation? \n" ); document.write( "--------------------\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2.Random sample of 120 customers’s spent an average of 9.2 hours on their professional job with a sample standard deviation of 5.1 hours. Calculate the specification hours with confidence of 95%. \n" ); document.write( "--------------- \n" ); document.write( "x-bar = 9.2 hrs \n" ); document.write( "E = 1.96*(5.1/sqrt(120)) = 0.9125 \n" ); document.write( "---- \n" ); document.write( "95% CI: 9.2 - 0.9125 < u < 9.2 + 0.9125 \n" ); document.write( "======================================== \n" ); document.write( " \n" ); document.write( "3.In a set of 10 samples of bike, the mileage were listed as follows \n" ); document.write( "41, 42, 45, 42, 47, 59, 55, 60, 40, 35 \n" ); document.write( "What percent of samples are getting more than an average of 40 ? \n" ); document.write( "--------- \n" ); document.write( "# above 40 = 8 \n" ); document.write( "Total number = 10 \n" ); document.write( "----------------------- \n" ); document.write( "Percentage = 8/10 = 80% \n" ); document.write( "============================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |