Data

Happiness Index

Descriptive Statistics

id score grade
20111501 73 [70,80)
20115201 59 [50,60)
20175103 85 [80,90)
20143603 65 [60,70)
20162801 51 [50,60)
20123102 84 [80,90)
20145206 NA NA
20162805 NA NA
20175107 52 [50,60)
20123804 37 [30,40)
20173142 52 [50,60)
20142806 72 [70,80)
20175402 63 [60,70)
20113604 70 [70,80)
20162814 59 [50,60)
20135109 60 [60,70)
20143107 80 [80,90)
20154205 74 [70,80)
20172812 68 [60,70)
20175304 56 [50,60)
20162822 74 [70,80)
20133503 55 [50,60)
20162105 75 [70,80)
20173103 86 [80,90)
20175406 68 [60,70)
20173106 40 [40,50)
20122405 50 [50,60)
20172818 66 [60,70)
20141112 75 [70,80)
20172822 NA NA
20115210 82 [80,90)
20122719 60 [60,70)
20147228 78 [70,80)
20162831 54 [50,60)
20162106 55 [50,60)
20112107 90 [90,100]
20175408 50 [50,60)
20162768 79 [70,80)
20132718 73 [70,80)
20173010 48 [40,50)
20173011 74 [70,80)
20132836 85 [80,90)
20151408 NA NA
20133120 54 [50,60)
20172207 57 [50,60)
20142838 69 [60,70)
20151410 NA NA
20154214 56 [50,60)
20172829 78 [70,80)
20172833 82 [80,90)
20176239 72 [70,80)
20133124 79 [70,80)
20123130 64 [60,70)
20163510 52 [50,60)
20175312 80 [80,90)
20163314 NA NA
20172837 81 [80,90)
20144222 85 [80,90)
20162848 78 [70,80)
20176250 76 [70,80)
20142324 NA NA
20135221 61 [60,70)
20173019 61 [60,70)
20151712 80 [80,90)
20176253 84 [80,90)
20112324 63 [60,70)
20172117 47 [40,50)
20172118 73 [70,80)
20123827 82 [80,90)
20176255 78 [70,80)
20145228 64 [60,70)
20162855 67 [60,70)
20172320 67 [60,70)
20172849 73 [70,80)
20172850 60 [60,70)
20173721 73 [70,80)
20155133 71 [70,80)
20133132 72 [70,80)
20175416 63 [60,70)
20151317 61 [60,70)
20172860 71 [70,80)
20162115 79 [70,80)
20142876 80 [80,90)
20135139 82 [80,90)
20163023 69 [60,70)
20172862 73 [70,80)
20176261 78 [70,80)
20144128 49 [40,50)
20135230 57 [50,60)
20175150 47 [40,50)
20175152 70 [70,80)
20173031 71 [70,80)
20133831 87 [80,90)
20176144 74 [70,80)
20145236 43 [40,50)
20175153 48 [40,50)
20162870 60 [60,70)
20163836 65 [60,70)
20176269 NA NA
20163322 62 [60,70)
20172126 69 [60,70)
20154240 54 [50,60)
20176149 70 [70,80)
20163838 71 [70,80)
20162881 42 [40,50)
20176153 74 [70,80)
20172882 57 [50,60)
20131725 NA NA
20172339 41 [40,50)
20175243 70 [70,80)
20144247 NA NA
20135339 84 [80,90)
20176157 89 [80,90)
20144140 60 [60,70)
20171077 56 [50,60)
20115252 91 [90,100]
20162892 NA NA
20162748 76 [70,80)
20173126 50 [50,60)
20153840 20 [20,30)
20176162 73 [70,80)
20173039 60 [60,70)
20135342 85 [80,90)
20171082 50 [50,60)
20135343 45 [40,50)
20133432 85 [80,90)
20176166 57 [50,60)
20151534 65 [60,70)
20125258 84 [80,90)
20133845 64 [60,70)
20145252 69 [60,70)
20135347 74 [70,80)
20155250 74 [70,80)
20176167 80 [80,90)
20134147 74 [70,80)
20135255 92 [90,100]
20163734 50 [50,60)
20162908 51 [50,60)
20163958 76 [70,80)
20173130 73 [70,80)
20133165 65 [60,70)
20154262 74 [70,80)
20135350 76 [70,80)
20172573 NA NA
20173046 70 [70,80)
20135263 95 [90,100]
20135264 83 [80,90)
20172357 56 [50,60)
20161108 77 [70,80)
20141635 78 [70,80)
20145263 47 [40,50)
20143532 63 [60,70)
20145264 53 [50,60)
20171105 50 [50,60)
20133857 76 [70,80)
20171237 NA NA
20155266 63 [60,70)
20163968 70 [70,80)
20131735 77 [70,80)

Cross Tables

  [0,10) [10,20) [20,30) [30,40) [40,50) [50,60) [60,70) [70,80) [80,90) [90,100] 결석 계
Red 0 0 0 0 3 12 12 30 13 3 7 80
Black 0 0 1 1 8 15 19 18 10 1 6 79
계 0 0 1 1 11 27 31 48 23 4 13 159

Summary Statistics

  • Red:

    Min. 1st Qu. Median Mean 3rd Qu. Max. NA’s
    41 61 73 70.04 78 95 7

  • Black:

    Min. 1st Qu. Median Mean 3rd Qu. Max. NA’s
    20 55 66 64.66 74 90 6

Standard Deviation

Red Black
12.18 13.81

t test (Welch’s)

Welch Two Sample t-test: score by group
Test statistic df P value Alternative hypothesis mean in group Red mean in group Black
2.498 141.8 0.01362 * two.sided 70.04 64.66

Plots

Box plot

QQplot

Summary

pander(summary(quiz0515$score))
Min. 1st Qu. Median Mean 3rd Qu. Max. NA’s
20 57 70 67.35 77 95 13

심적회계(Mental Account)

돈 주고 산 티켓을 잃어버리는 것과 티켓을 살 돈을 잃어버리고 카드로 살 수 있는 것의 심리적 차이에 대한 질문.

심적회계

티켓과 현금

10만원 짜리 입장권을 잃어버리는 것과 티켓 살 돈 10만원을 잃어버리는 것이 동일한 금액임에도 돈을 잃어버리고 카드로 구매할 경우에는 사겠다는 비율이 높아지는 점에 유의.

산다 안 산다 결석 계
티켓 분실 39 33 8 80
현금 분실 63 10 6 79
계 102 43 14 159
% 비교.
산다 안 산다 계
티켓 분실 54.2 45.8 100
현금 분실 86.3 13.7 100