痛苦
样例
题目
摘要
引言
文献回顾
研究设计
研究方法
数据来源
探索性分析
## Everyday Few Times A Week Once A Week Less Than Once Wk
## 3418 1519 693 537
## Never
## 867
## Satisfied More Or Less Not At All Sat
## 3151 1869 2014
##
## Satisfied More Or Less Not At All Sat
## Everyday 1525 710 1183
## Few Times A Week 696 445 378
## Once A Week 318 235 140
## Less Than Once Wk 223 190 124
## Never 389 289 189
统计推断
研究假设
假设检验
## Response variable: categorical (3 levels)
## Explanatory variable: categorical (5 levels)
## Observed:
## y
## x Satisfied More Or Less Not At All Sat
## Everyday 1525 710 1183
## Few Times A Week 696 445 378
## Once A Week 318 235 140
## Less Than Once Wk 223 190 124
## Never 389 289 189
##
## Expected:
## y
## x Satisfied More Or Less Not At All Sat
## Everyday 1531.1513 908.1948 978.6540
## Few Times A Week 680.4619 403.6126 434.9255
## Once A Week 310.4411 184.1366 198.4222
## Less Than Once Wk 240.5583 142.6860 153.7558
## Never 388.3874 230.3701 248.2425
##
## H0: news and satfin are independent
## HA: news and satfin are dependent
## chi_sq = 181.2194, df = 8, p_value = 0