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Unformatted text preview: won by the manximum number of customers, which is 31,476. So the pay out is so small that with selling a few more cars than usual will more than o³set the cost. The standard devia±on is coming out to be large because the varia±on of the amounts of the other 2 prizes skews it. Julio C Lopez MAST 6201 3/28/2016 5.) 5.5 a. ExpVal = 2.9 1*(31/200)+2*47/200)+3*(41/200)*(29/200)+5*(21/200)+6*(10/200)+7*(5/200)+8*(2/200) b. StDev= 1.772 6.) 5.21 p = .5 0.03125 0.5^5 x = 5 n = 5 7.) Skip 8.) 5.23 a. 0.000976563 BINOM.DIST(5,5,0.25,FALSE) b. 0.015625 BINOM.DIST.RANGE(5,0.25,4,5) c. 0.23730469 BINOM.DIST(5,5,0.75,FALSE) d. 0.89648438 BINOM.DIST.RANGE(5,0.25,0,2) 9.) 5.25 a. ExpVal = 1 20*.05 StDev = .974679434 SQRT(20*0.05*0.95) b. 0.358485922 BINOM.DIST(20,20,0.95,FALSE) c. 0.377353603 BINOM.DIST(1,20,0.05,FALSE) d. 0.2641605 BINOM.DIST.RANGE(20,0.05,2,20) SQRT((02.9)^2*(14/200)+(12.9)^2*(31/200)+(22.9)^2*(47/200)+(32.9)^2*(41/200)+(42.9)^2*(29/200)+(52.9)^2*(21/200)+(62.9)^2*(10/200)+(72.9)^2*(5/200)+(82.9)^2*(2/200))...
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 Spring '16
 Edward Fox
 Statistics, Standard Deviation, Variance, Homework, $5, $5.49 15000, $84.56

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