《SPSS统计分析与应用》作业答案1.doc

SPSS统计分析与应用作业答案1一、1. sex是定类层次变量，变量值为1，2，1代表：男性（male），2代表：女性（female）2. happy是定序层次的变量，变量值分别为0，1，2，3，8，9（1，2，3也可），其中0，8，9是缺失值。3. age是定距层次的变量，取值为13时表示个案的年龄为13岁，缺失值为0，98和99。4. 操作。5. $hlth 频率响应个案百分比N百分比健康问题aIll Enough to Go to a Doctor55050.6%78.6%Counselling for Mental Problems575.2%8.1%Infertility, Unable to Have a Baby333.0%4.7%Drinking Problem171.6%2.4%Illegal Drugs (Marijuana, Cocaine)292.7%4.1%Partner (Husband, Wife) In Hospital726.6%10.3%Child in Hospital777.1%11.0%Child on Drugs, Drinking Problem262.4%3.7%Death of a Close Friend22520.7%32.1%总计1086100.0%155.1%a. 值为 1 时制表的二分组。$work 频率响应个案百分比N百分比工作问题aUnemployed and Looking for Work a Month +5815.5%26.4%Being Demoted or Move to Worse Position266.9%11.8%Cut in Pay or Reduced Hours6116.3%27.7%Being Passed Over for Promotion3810.1%17.3%Having Trouble with Ones Boss4211.2%19.1%Own Business Losing Money or Failing184.8%8.2%Partner (Husband, Wife) Being Fired256.7%11.4%Partner (Husband, Wife) Cut in Pay5213.9%23.6%Ones Spouse Being Unemployed5514.7%25.0%总计375100.0%170.5%a. 值为 1 时制表的二分组。$prob 频率响应个案百分比N百分比重要困难aHealth1636.4%145.5%Finances1227.3%109.1%Family511.4%45.5%Personal36.8%27.3%Legal12.3%9.1%Miscellaneous715.9%63.6%总计44100.0%400.0%a. 组统计量摄氏温度N有效480缺失0均值1528.3676标准差16.71006偏度.112偏度的标准误.111峰度-.318峰度的标准误.222茎叶图：摄氏温度 Stem-and-Leaf Plot Frequency Stem & Leaf 2.00 148 . 88 2.00 149 . 44 12.00 149 . 22.00 150 . 35.00 150 . 54.00 151 . 444444 43.00 151 . 32.00 152 . 22.00 152 . 71.00 153 . 67.00 153 . 49.00 154 . 4 27.00 154 . 999 14.00 155 . 44 16.00 155 . 8899 6.00 156 . 011223 3.00 156 . 578 2.00 157 . 14 1.00 Extremes (=1591) Stem width: 10.00 Each leaf: 1 case(s)盒形图正态性检验Kolmogorov-SmirnovaShapiro-Wilk统计量dfSig.统计量dfSig.摄氏温度.080480.000.986480.000a. Lilliefors 显著水平修正 从Q-Q图上看合金温度的分布与正态分布差距较大。从K-S正态性检验看，sig值为0.000，小于0.05，说明合金温度不成正态分布。将合金温度按合金类型分成高级和标准两种后，考察Q-Q图和K-S检验正态性检验合金Kolmogorov-SmirnovaShapiro-Wilk统计量dfSig.统计量dfSig.摄氏温度高级.123240.000.888240.000Standard.027240.200*.995240.602a. Lilliefors 显著水平修正*. 这是真实显著水平的下限。 从结果上可以看出，标准