Infinite Algebra 1
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NTI Day 8: Statistics Name___________________________________ ©B ]2t0x1_9E UKeuotWaC lSyoKfxt^wxa[rEef sLsLfCq.n x ZAElflG arpiqgkh`tisi qrEersqeurMvLeqdx. Date________________ Period____ Find the median, mean, lower quartile, upper quartile, and interquartile range for each data set. 1) Nobel Laureates Name Age Name Age Name Age Michael Stuart Brown 44 Ahmed Hasssan Zewail 53 Jerome Karle 67 François Jacob 45 Karl Alexander Müller 59 Robert Alexander Mundell 67 Craig Cameron Mello 46 Mikhail Sergeyevich Gorbachev 59 Edward Donnall Thomas 70 Werner Arber 49 Françoise Barré-Sinoussi 61 Douglass Cecil North 73 Bert Sakmann 49 William E. Moerner 61 Tomas Gösta Tranströmer 80 Toni Morrison 52 David Morris Lee 65 A) Median = 59, Mean = 58.82, Q = 49, Q = 67 and IQR = 18 1 3 B) Median = 60, Mean = 59.41, Q = 50, Q = 66 and IQR = 16 1 3 C) Median = 55, Mean = 56.71, Q = 47.5, Q = 67.5 and IQR = 20 1 3 D) Median = 57, Mean = 54.82, Q = 49.5, Q = 62.5 and IQR = 13 1 3 2) Melting Point (°C) 3) Hits in a Round of Hacky Sack Stem Leaf 14 0 0 0 1 1 1 4 6 7 7 12 1 1 4 5 5 7 8 10 2 s t 8 i H 3 6 6 Key: 1|4 = 1,400 4 A) Median = 850, Mean = 981.25, 2 Q = 150, Q = 1,500 and 1 3 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 IQR = 1,350 Round B) Median = 550, Mean = 868.75, A) Median = 6, Mean = 7.4, Q = 4, Q = 9 Q = 150, Q = 1,500 and 1 3 1 3 and IQR = 5 IQR = 1,350 B) Median = 7, Mean = 9.93, Q = 6, Q = 17 C) Median = 700, Mean = 693.75, 1 3 and IQR = 11 Q = 150, Q = 1,100 and 1 3 C) Median = 5, Mean = 7, Q = 3, Q = 12 IQR = 950 1 3 and IQR = 9 D) Median = 700, Mean = 956.25, D) Median = 6, Mean = 8.13, Q = 4, Q = 12 Q = 100, Q = 1,500 and 1 3 1 3 IQR = 1,400 and IQR = 8 Worksheet by Kuta Software LLC ©v P2X0o1i9k RKNuPt[ay oSwoSfXtFwlaqrGeP GLNLvCu.o o dAclmlL Jrkihg\hxtUs^ kreexsNexrDvvex-d1Q-.Z Q IM`aEdqes NwriQtihI bIrnQfOignriTtwe^ SAllYgEeubsruak ^1p. 4) European Spacecraft Launches 5) Car Weights (kg) 870 1,020 1,190 1,235 1,290 16 1,300 1,350 1,425 1,500 1,525 14 1,530 1,550 1,725 1,755 1,855 12 s e 10 1,875 h c n 8 A) Median = 1,462.5, Mean = 1,437.19, u a L Q = 1,262.5, Q = 1,637.5 and 6 1 3 4 IQR = 375 2 B) Median = 1,465, Mean = 1,486.56, Q = 1,257.5, Q = 1,765 and 1 3 4 6 8 0 2 4 6 8 0 2 4 6 8 0 2 4 8 8 8 9 9 9 9 9 0 0 0 0 0 1 1 1 9 9 9 9 9 9 9 9 0 0 0 0 0 0 0 0 IQR = 507.5 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 Year C) Median = 1,570, Mean = 1,555.31, Q = 1,380, Q = 1,725 and IQR = 345 A) Median = 8.5, Mean = 8.25, Q = 4.5, 1 3 1 D) Median = 1,437.5, Mean = 1,415.63, Q = 12 and IQR = 7.5 3 Q = 1,272.5, Q = 1,600 and B) Median = 10, Mean = 9.06, Q = 5.5, 1 3 1 IQR = 327.5 Q = 12 and IQR = 6.5 3 C) Median = 8, Mean = 7.94, Q = 5, 1 Q = 10 and IQR = 5 3 D) Median = 10.5, Mean = 9.88, Q = 7, 1 Q = 12.5 and IQR = 5.5 3 Find the population standard deviation for each data set. 6) Test Scores 7) Life Expectancy 41 52 49 50 39 35 54 State Years State Years 38 45 47 46 50 51 53 Kansas 78.6 Mississippi 74.2 43 52 Connecticut 82.7 Iowa 79.8 A) 4.47 B) 6.6 Tennessee 77.9 Pennsylvania 81.6 C) 7 D) 5.68 Florida 81.7 Delaware 77 Kentucky 74.7 Arkansas 74.2 Colorado 80.9 New Mexico 77.7 Ohio 81 Indiana 81.3 Louisiana 78.2 Massachusetts 83.8 A) 2.59 B) 2.33 C) 2.92 D) 2.39 Worksheet by Kuta Software LLC ©n S2F0[1C9m oK_uwtLah nSLoXfDtBwhaTrzeg zLULRCi.w x NAJlvlm jrHilg^h[tksd ]riersYeVrwvYe-td2o.-O J LMfacdGeG [wCiwt^h\ lIHn`fqiEnliAtBeb mAmlIgzexbDrqaR x1[..