STATISTICS MATH120
Course Handouts
|
|
Homework
HW1 CH1
1.1) 7-49 odd 1.2) 9-19 odd 1.3) 7,9,11,15 1.4) 11-23 odd, 27,29 1.5) 5-19 odd, 29 1.6) 7,9 HW2 CH2 2.1) 7-13odd, 21 {15,17,23 with excel} 2.2) 9-17odd 25,27,33 {25,27 check histograms with TI & statdisk} {29 with TI & statdisk} 2.3) 5-9odd 13,15a 2.4)1-15odd HW3 CH3 3.1) 1, 13-29odd 41 3.2) 5&7(by hand) 13-19 odd ,23,25,29,31,35,41 (use 1-var stat) 3.3) 5 (by hand make table, retry with 1var stat) 3.4)5,7,9,13 |
HW4
5.1)7,9,11,15,19,23,25,27a,29,33,35,37 5.2)1-19odd, 25,39,41,43 5.3)11,13,15,19,25,31 5.4)3,5,7,11,19,21,23,27abc,29,31,35,41 HW5 5.5)5,11,19,31,33,35,39,45,49,51,53,61,65 5.6)5,9,15,17,19,21,23,29 6.1)9-19odd 23 6.2)9-43odd try17,23 with formula no binomial fnc HW6 7.1)17,19,21,23,25,31,35 7.2)7a,9a,13 (by table) 23,25,27,33,35,39,43,47 Review 2 correction #19 a).1542 b).7654 c).9196 d).2346 e).0804 #20b) .30 , 22d) 75cm |
HW8
8.1)9,11,13,17,19,21,25 8.2)7,11,15,17,19,21 HW9 9.1)15,17,19,23,25,27 9.2)7,13,19,21,23,31,44ab HW10 9.3)5,9,11,13, 10.1)9,11,13,15,17,19 23,25,27,37 HW11 do 4 step hyp test 10.2)15,17,21 10.3)15,17,33cd 10.4)11,13 Get programs from lab Review corection #11 name of test is wrong infer about sigma, not t-test |
HW12
11.1)17,19,21,27 11.3) 13b,15,19,21c HW13 11.2)3,9ac,11,15b 11.4)9,17,19a 11.5)Do not work solve just determine what test to use 1,3,5,7,13,15 SOL:don't peak try first 1)2PROPZTEST 3)2sampTtest (independent) 5)2sampFtest 7)Ttest (2sample dep[endent) 13)Ttest 15)1propZtest HW14 12.1) 11,19,21 12.2) 7, 9, 13.1)15ae(useTI84) 17c, |