360 likes | 554 Views
Exam 4 – Optional Final Time Two options for completing Exam 4 Monday (12/3/12) Wednesday (12/5/12) Must sign up to take Exam 4 on Friday (11/30) Only need to take one exam – these are two optional times. Sign up today to take Exam 4 at later date: December 5 th.
E N D
Exam 4 – Optional Final Time • Two options for completing Exam 4 • Monday (12/3/12) • Wednesday (12/5/12) • Must sign up to take Exam 4 on Friday (11/30) • Only need to take one exam – these are two optional times Sign up today to take Exam 4 at later date: December 5th No need to sign up if you are taking at regular time (Dec 3rd)
500 400 300 200 100 500 400 300 200 100 500 400 300 200 100 Heating Cost Heating Cost Heating Cost 0 20 40 60 80 0 20 40 60 80 0 20 40 60 80 Average Temperature Insulation Age of Furnace r(18) = - 0.50 r(18) = - 0.40 r(18) = + 0.60 r(18) = - 0.811508835 r(18) = - 0.257101335 r(18) = + 0.536727562
500 400 300 200 100 500 400 300 200 100 500 400 300 200 100 Heating Cost Heating Cost Heating Cost 0 20 40 60 80 0 20 40 60 80 0 20 40 60 80 Average Temperature Insulation Age of Furnace r(18) = - 0.50 r(18) = - 0.40 r(18) = + 0.60 r(18) = - 0.811508835 r(18) = - 0.257101335 r(18) = + 0.536727562
+ 427.19 - 4.5827 -14.8308 + 6.1010 - 4.5827 x1 - 14.8308 x2 427.19 + 6.1010 x3 Y’ =
+ 427.19 - 4.5827 -14.8308 + 6.1010 - 4.5827 x1 - 14.8308 x2 427.19 + 6.1010 x3 Y’ =
+ 427.19 - 4.5827 -14.8308 + 6.1010 - 4.5827 x1 - 14.8308 x2 427.19 + 6.1010 x3 Y’ =
+ 427.19 - 4.5827 -14.8308 + 6.1010 - 4.5827 x1 - 14.8308 x2 427.19 + 6.1010 x3 Y’ =
+ 427.19 - 4.5827 -14.8308 + 6.1010 - 4.5827 x1 - 14.8308 x2 427.19 + 6.1010 x3 Y’ =
4.58 14.83 6.10 - 4.5827(30) +6.1010 (10) -14.8308 (5) 427.19 Y’ = + 61.010 - 74.154 - 137.481 = $ 276.56 = $ 276.56 427.19 Y’ = Calculate the predicted heating cost using the new value for the age of the furnace Use the regression coefficient for the furnace ($6.10), to estimate the change
4.58 14.83 6.10 - 4.5827(30) +6.1010 (10) -14.8308 (5) 427.19 Y’ = + 61.010 - 74.154 - 137.481 = $ 276.56 427.19 Y’ = - 4.5827(30) +6.1010 (10) -14.8308 (5) 427.19 Y’ = These differ by only one year but heating cost changed by $6.10 282.66 – 276.56 = 6.10 + 61.010 - 74.154 - 137.481 = $ 276.56 = $ 276.56 427.19 Y’ = $ 276.56 - 4.5827(30) +6.1010 (11) -14.8308 (5) 427.19 Y’ = + 67.111 - 74.154 - 137.481 = $ 282.66 427.19 Y’ = Calculate the predicted heating cost using the new value for the age of the furnace Use the regression coefficient for the furnace ($6.10), to estimate the change
4.0 3.0 2.0 1.0 4.0 3.0 2.0 1.0 4.0 3.0 2.0 1.0 GPA GPA GPA 0 200 300 400 500 600 0 1 2 3 4 0 200 300 400 500 600 High School GPA SAT (Verbal) SAT (Mathematical) r(7) = 0.50 r(7) = + 0.80 r(7) = + 0.80 r(7) = + 0.911444123 r(7) = + 0.616334867 r(7) = + 0.487295007
4.0 3.0 2.0 1.0 4.0 3.0 2.0 1.0 4.0 3.0 2.0 1.0 GPA GPA GPA 0 200 300 400 500 600 0 1 2 3 4 0 200 300 400 500 600 High School GPA SAT (Verbal) SAT (Mathematical) r(7) = 0.50 r(7) = + 0.80 r(7) = + 0.80 r(7) = + 0.911444123 r(7) = + 0.616334867 r(7) = + 0.487295007
4.0 3.0 2.0 1.0 4.0 3.0 2.0 1.0 4.0 3.0 2.0 1.0 GPA GPA GPA 0 200 300 400 500 600 0 1 2 3 4 0 200 300 400 500 600 High School GPA SAT (Verbal) SAT (Mathematical) r(7) = 0.50 r(7) = + 0.80 r(7) = + 0.80 r(7) = + 0.911444123 r(7) = + 0.616334867 r(7) = + 0.487295007
4.0 3.0 2.0 1.0 4.0 3.0 2.0 1.0 4.0 3.0 2.0 1.0 GPA GPA GPA 0 200 300 400 500 600 0 1 2 3 4 0 200 300 400 500 600 High School GPA SAT (Verbal) SAT (Mathematical) r(7) = 0.50 r(7) = + 0.80 r(7) = + 0.80 r(7) = + 0.911444123 r(7) = + 0.616334867 r(7) = + 0.487295007
No - 0 .41107
No - 0 .41107 Yes + 1.2013
No - 0 .41107 Yes + 1.2013 No 0.0016
No - 0 .41107 Yes + 1.2013 No 0.0016 No - 0 .0019
No - 0 .41107 Yes + 1.2013 No 0.0016 No - 0 .0019 High School GPA
No - 0 .41107 Yes + 1.2013 No 0.0016 No - 0 .0019 High School GPA + 1.2013x1 + 0 .0016 x2 Y’ = - 0 .41107 - 0 .0019 x3
1.201 .0016 .0019 + 1.2013x1 + 0 .0016 x2 Y’ = - 0 .41107 - 0 .0019 x3 + 1.2013(2.8) = 2.76 2.76 + 0.0016 (430) Y’ = - 0 .411 - 0 .0019 (460)
1.201 .0016 .0019 + 1.2013x1 + 0 .0016 x2 Y’ = - 0 .41107 - 0 .0019 x3 + 1.2013(3.8) = 3.96 3.96 + 0 .0016 (430) Y’ = - 0 .411 - 0 .0019 (460)
1.201 .0016 .0019 2.76 3.96 = 1.8016 3.96 - 2.76 = 1.2 Yes, use the regression coefficient for the HS GPA (1.2), to estimate the change
Please hand in your homework
s c r e e n s c r e e n Lecturer’s desk Row A Row A 13 12 11 10 9 8 7 17 16 15 14 Row A 19 18 4 3 2 1 6 5 Row B 14 13 12 11 10 9 15 Row B 8 7 20 4 3 2 1 19 18 17 16 6 5 Row B Row C 4 3 2 1 15 14 13 12 11 10 9 19 18 17 16 Row C 8 7 6 5 21 20 Row C Row D 20 19 18 17 22 21 4 3 2 1 16 15 14 13 12 11 10 9 Row D Row D 8 7 6 5 21 20 19 18 Row E 23 22 4 3 2 1 6 5 16 15 14 13 12 11 10 9 Row E Row E 8 7 17 21 20 19 18 Row F 23 22 4 3 2 1 Row F 6 5 17 16 15 14 13 12 11 10 9 Row F 8 7 22 21 20 19 17 16 15 14 13 12 11 10 9 Row G Row G 8 7 24 23 18 4 3 2 1 6 5 Row G 16 20 19 18 17 Row H 22 21 4 3 2 1 15 14 13 12 11 10 9 Row H 8 7 6 5 Row H table Row J Row J 25 24 23 22 1 18 table 9 6 26 5 20 19 21 13 8 7 14 26 25 24 23 4 3 2 1 27 5 20 22 21 14 13 12 11 10 9 6 18 17 16 15 Row K Row K 8 7 19 27 26 25 24 4 3 2 1 19 18 28 5 20 23 22 21 14 13 12 11 10 9 6 15 Row L Row L 8 7 17 16 4 3 2 1 27 26 25 24 22 21 15 Row M Row M 5 28 23 20 19 14 13 12 11 10 9 6 18 17 16 8 7 22 21 29 28 27 26 4 3 2 1 20 23 19 15 14 18 17 16 25 24 30 5 13 12 11 10 9 6 Row N Row N 8 7 29 28 27 26 22 21 30 4 3 2 1 20 23 19 15 14 18 17 16 25 24 5 13 12 11 10 9 6 Row P Row P 8 7 29 28 27 26 39 38 37 36 30 4 3 2 1 32 31 23 22 21 - 15 14 25 24 40 5 33 35 34 13 12 11 10 9 6 Row Q 8 7 Physics- atmospheric Sciences (PAS) - Room 201
Introduction to Statistics for the Social SciencesSBS200, COMM200, GEOG200, PA200, POL200, or SOC200Lecture Section 001, Fall, 2012Room 201 Physics and Atmospheric Sciences (PAS)10:00 - 10:50 Mondays, Wednesdays & Fridays. Welcome Please double check – Allcell phones other electronic devices are turned off and stowed away http://www.youtube.com/watch?v=oSQJP40PcGI
Schedule of readings Before next exam (December 3rd) Please read chapters 12 & 14 Please read Chapters 17, and 18 in Plous Chapter 17: Social Influences Chapter 18: Group Judgments and Decisions
Use this as your study guide By the end of lecture today11/30/12 Multiple Regression Homework Review Exam 4 Review Evaluations
Homework: No more homework!! Please click in My last name starts with a letter somewhere between A. A – D B. E – L C. M – R D. S – Z
Lab sessions No more labs!
Today we will be reviewing for the test using clicker questions. Please note these will not appear on the class website
Just one quick favor… Please take just a minute to fill these out…..
Please take just a minute to fill these out I'll be sitting outside Thank you for a wonderful semester! and good luck with your studies See you at the final exam .
Thank you! See you next time!!