Sas 计算过程报告中的偏度
我有以下示例数据,我正在为其创建交叉表:Sas 计算过程报告中的偏度,sas,Sas,我有以下示例数据,我正在为其创建交叉表: data have1; input username $ betdate : datetime. stake winnings; dateOnly = datepart(betdate) ; format betdate DATETIME.; format dateOnly ddmmyy8.; datalines; player1 12NOV2008:12:04:01 90 -90 player1 04
data have1;
input username $ betdate : datetime. stake winnings;
dateOnly = datepart(betdate) ;
format betdate DATETIME.;
format dateOnly ddmmyy8.;
datalines;
player1 12NOV2008:12:04:01 90 -90
player1 04NOV2008:09:03:44 100 40
player2 07NOV2008:14:03:33 120 -120
player1 05NOV2008:09:00:00 50 15
player1 05NOV2008:09:05:00 30 5
player1 05NOV2008:09:00:05 20 10
player2 09NOV2008:10:05:10 10 -10
player2 15NOV2008:15:05:33 35 -35
player1 15NOV2008:15:05:33 35 15
player1 15NOV2008:15:05:33 35 15
run;
PROC PRINT; RUN;
Proc rank data=have1 ties=mean out=ranksout groups=2;
var stake;
ranks stakeRank;
run;
PROC TABULATE DATA=ranksout NOSEPS;
VAR stake;
class stakerank;
TABLE stakerank, stake*N;
TABLE stakerank, stake*(N Mean Skewness);
RUN;
我想在PROC报告的PROC表格中复制我正在做的事情,因为我需要为均值差异测试和其他一些事情添加p值。然而,偏斜似乎不是Proc报告中的内置函数。我怎么计算这个呢
PROC REPORT DATA=ranksout NOWINDOWS;
COLUMN stakerank stake, (n mean);
DEFINE stakerank / GROUP id 'Rank for Variable Stake' ORDER=INTERNAL;
DEFINE stake / ANALYSIS '';
define n/format=8. ;
RUN;
感谢您在这方面提供的任何帮助可以按如下方式完成 向rankouts1表中添加额外的中间变量:
proc sql;
create table withCubedDeviationsas
select *,
((stake - (select avg(stake) from ranksout1 where stakeRank = main.stakeRank and winnerRank = main.winnerRank))/(select std(stake) from ranksout1 where stakeRank = main.stakeRank and winnerRank = main.winnerRank)) **3 format=8.2 as cubeddeviations
from ranksout1 main;
quit;
PROC REPORT DATA=withCubedDeviationsNOWINDOWS out=report;
COLUMN stakerank winnerrank, ( N stake=avg cubeddeviations skewness);
DEFINE stakerank / GROUP ORDER=INTERNAL '';
DEFINE winnerrank / ACROSS ORDER=INTERNAL '';
DEFINE cubeddeviations / analysis 'SumCD' noprint;
DEFINE N / 'Bettors';
DEFINE avg / analysis mean 'Avg' format=8.2;
DEFINE skewness / computed format=8.2 'Skewness';
COMPUTE skewness;
_C5_ = _C4_ * (_C2_ / ((_C2_ -1) * (_C2_ - 2)));
_C9_ = _C8_ * (_C6_ / ((_C6_ -1) * (_C6_ - 2)));
ENDCOMP;
RUN;
为什么他们不在PROC报告中允许的统计列表中添加偏斜