Over 1,200 bull riders from around the world are members of Professional Bull Riders(PBR) and compet

Over 1,200 bull riders from around the world are members of Professional Bull Riders(PBR) and compete in the more than 300 PBR affiliated bull riding events per year. This dataset includes information about the top 50 ranked bull riders for the 2013, according to thePBR standings reported in July of 2013. Rankings are based on a system which awards pointsfor qualified rides at events throughout the season.The average American adult man weighs 190 pounds. Below we will answer the question: Doprofessional bull riders from the US weigh the same as the American adult males?1. Which variable tells us how much the rider weighs? The variable name in the datasetis:____________________2. What will the null hypothesis and alternative hypothesis look like for this one-sample ttest?(i) Null Hypothesis: _________________________(ii) Alternative Hypothesis: ____________________3. Report the following sample statistics for the US bull-rider weights.(i) Sample mean ________________________(ii) Sample Standard Deviation __________________4. Report the one-sample t test results:___________5. Report the p-value: ___________ 6. Using 5% level of significance, what is your decision about the null hypothesis based onthe results of the one sample t-test?(i) Reject(ii) Do Not reject7. What is your conclusion?(i) It appears that the bull-riders actually weigh more than the averageAmerican man.(ii) It appears that the bull riders actually weight less than the averageAmerican mane.8. Report the 95% confidence interval for the mean weight:(i) LCL:______________(ii) UCL:_______________RiderRank15 CountryJoao Ricard1 BRAMatt Triple2 USAJ.B. Maune3 USAKaique Pac4 BRANathan Sch5 USAValdiron de6 BRAGuilherme7 BRASilvano Alv8 BRAReese Cate9 USAJ.W. Harris10 USAStetson La11 USAMike Lee12 USAFabiano Vie13 BRACody Nanc14 USABen Jones15 AUSCooper Dav16 USATanner Byr17 CANShane Proc19 USARenato Nun20 BRAMason Low21 USAGage Gay22 USAChase Outl23 USAKasey Haye24 USAL.J. Jenkins25 USAEduardo Ap27 BRAStormy Wi28 USARyan Dirtea30 USABonner Bol31 USADave Maso32 AUSBrady Sims33 USADouglas Du35 USANeil Holme36 USATyler Harr39 USARobson Pal40 BRALuis Blanco41 BRALachlan Ri44 AUSClaudio Cr46 BRASean Willi47 USAThad Newel51 USAJay Miller52 USAMarco Eguc53 BRAAustin Mei55 USAJordan Hup58 USADakota Lou62 USADavid Kenn66 AUSBilly Robin66 USASkeeter Kin70 USA YearBorn Height19841991198719941990197919821987198919861988198319821987197919941992198519811993199419921985198719901989198919871987199319871985199019831986199219851981198519921989198719851992198419791989 WeightYearsPro Events14 BuckOuts1Rides14661633289341671604288633701401022632568145211073160615411772170928812970180162890416715072892506813591230870160101437167015581233968140142677326817592677426816292884307116317112356915032627616041542216816510131671351126752571155324166145324752565150423661969140112263227014010278332681604277837661456257021691551025722571175913268154751016916032058196815510266317681457411670165751216612010143814681755491691414246211711607225922701401621602271165511066165147167135727722671165101228660188102056167216041316917671216815017246116701657120 Scott SchifBudd WilliJosh FairclJustin GranDakota BecHarve StewBrant AtwoTy PozzoboKody LostrMarkus MarEmilio Res 75 CAN77 AUS77 USA93 USA100 USA104 USA116 USA148 CAN279 USA279 USA279 BRA 19801986198919911991198719871991198519851987 6872706667696769666867 155155140115155150140135155155150 149865910611117 1291119822162126 242613472054426075 0180011216152427 CupPoints1Rank14 RidePer14 RidesPer_4Rides90ptsWins149520.2520.4409057493.5830.38370.224973.540.39680.541671.8700003240.25310.4146005733.06170.358018501.0680.4556029004.0610.54350.333311228.5540.2667003123.2590.43240.223530.54290.2727008086.8170.4156009008.6250.5455016551.62100.35710.12502262.08410.2174001512.75470.3333004642.04140.500136.75610.3333004708.43190.33330.33332884.37560.25006551.37110.3333025778.29160.2879015002.75200.34920.166716186.23120.3855006498.6860.47440.333314855.37180.3024541.12130.347200772.12580.6667001375.87500.1004011.12240.3276003217.87320.2698001425.12480.5455002192.68420.0833002909.37350.3684002326.06400.1111003128.12300.1774003727.25270.3729004187260.366701370.6200001776.37450.1429005796.81150.36110.142921598460.2143003103.37340.285700900.08550.3333001176.500.5002864.25360.2623005650000 Top5_14 Top10_14 FinalPointsEarnings1421014 1152.75 3281210411 2743.25 258025.82554553.5 4975980000 32977.8311383.5 77426.32580 142892.5161586 271530.707123607 14226030120 12948.980243736 224455014338.75 102127.7279548.5 242432.13811286.5 264592.7359297 186943.80010 56310.780010 36741.930451683.5 148664.800001000248389 127841.70000 19200.41149212.75 183000.112698.5 183038.402879.25 88129.21127500 148287.215102674 209057126438.5 170960.3056 1830.25 124173.80000 12321.220000 34219.8037453.5 73726.30450539540120 21901.650000 55061.980150 40251.670000 48110.36001269.75 69424.93033246.25 85744.551140 86055.40000 10248.970000 51132.55236116.25 163829.80010 33098.2401384 64862.250000 21905.8700083.5 31521.080120 48617.580000 11228.24 1369.621874.663111.18441.75965.372422.661404.53333.372940.55036.375073.25 0443300384925232221 00.250.3077000.2340.10.29630.35710.40.36 00000000000 00000000110 00000000001 00100002253 00400403666 00102.50000925.51579.2500 1415654670752432.6813477.1328223.8942822.0124740.34127146.8100296.974265.42105174.9 Events13 BuckOuts1Rides13 CupPoints1Rank13 RidePer13 RidesPer_4Rides90ptsWins13227235 8748.7330.48610.375492611 2827.43260.423111269047 10399.2510.52220.2667800000000246622 4304.41250.333300195325 5238.25160.471700278439 7959.5740.464300279150 10937.7520.54950.2311266 1863.12420.230800000000009182 2023.75400.111100278024 6710.37100.301164722 5340.26170.468101278334 7089.7950.4096002566193600.5290.28790100000000000000002166266160.590.3939022562214057210.33870100000000240 1829.0800002466195863.5130.2879007162 1957.58410.12500247031 5994.7980.4429012370337377.970.471400205414 3518.75280.259301174921 3504.12140.42860.52000000000000000000000000277923 5224.18190.291100000000000000000061791847.5430.52940100000000256211 3349.75340.17740061911 3121.46120.578900235914 3701.62310.2373000000000000000000267133 8233.5560.464800235915 2838.12360.2542002676254756.5200.328900130105.37000000000000246923 4693.37230.33330.21110 1210.250000 Top5_1330500023000121000200000000000000010011002100010 5111026511100234200630010781100020010212008100020 005038211923926 001008205855622876 0030071416241126 001279.370501.1216783159.73653.55177.182744.125752.39 005000443330183515 000.3000.350.24140.29090.38710.39290.3421 0000000.200.200 00000010100 00000000000 00000013414 Top10_13 FinalPointsEarnings13Events12 BuckOuts1Rides12 CupPoints1Rank12 RidePer12 Wins129 1990.75 466585.10000002 1257.25 89377.5100000014 5296.25 1810711268240 9273.2580.4900000000020 58577.220000006435.5 107942.1288753 10608.2540.6111 2323.75 241287.72987501154220.57133780 625650.82910362 12201.7510.620 32106.375103428.5530.300000000020 42469.24000000684 181595.92064336088130.52783.75 131374.2237038 7677.25100.5462790 262954.2287629 5068.25160.386388.5 70115.11195826 4840.75180.450000000000000000008821.25 221021133281387.5350.256674.75 107786.1299138 9859.7560.4200000000000 55673.60000007123.5 132423.82364214186.5210.3310 42781.3810267914.25400.2710 1514.25 155553.7299349 10621.2530.5312605.25 115571.80000005491.25 95950.312880285062.5170.3552316 122446.100000000000000000000000000000000090 98729.742262183842.5230.290000000000000000002043835195730 9681.2570.5300000000030 75143.5114377 1408.75340.191 2936.25 169809.500000020 85999.9911255793.75430.2000000000000000000120 212829.3298439 7699.2590.463212 106302.8299149 10249.7550.546106.5 84804.612361233031.5270.3800846.04000000000000000100 91788.36163891217.5380.2400 25431.52000000 00300122000121000010010100000000020100001210000 000001658310 000000390.75226.75237.5410.50 0029816.59010754.9125220.5670178.54102374.5130261.862769.4287560.83 000002912623814 0000081478612045 000002812823524 000005523261.754683.254700554.256911.25 00000156520194912 000000.350.250.360.380.250.53 00000100100 Top5_12 Top10_12 FinalPointsEarnings1200000000813287 313340.3000000001014559.5 208724.5912 2519.75 331421.78181648 1464476010 27987.210000000057 1011.75 147952.3511171.75 191399.147322 131580.5570 115844.100000000030 52443.965123298.5 254709.600000000380 170203.5010 29116.331013 1212.75 239935.700005783.25 93296.23000000000000000027111.25906870000000058 4189.25 466599.60000120 90044.060000020 21343.2800000000911571 226255.5812 1773.25 311728.8150 66814.3300000000020 55617.330000 00000402303 00000619805 00000186.5042452503414.25 00000150975.222059.59106451.2158470.828806.83271470.6

 

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