//
//Making table data from freqency data which may be divided number by 2 class.
//
//Quation
//This command needs data which is consited of 3 colomns as user item number.
//

//Syntax
table score by user item;

//
//Options
//
method=sum  //score is used by sum of score;
method=ave  //(defalut) score is used by score average.
method=no   //score is used count.
method=bool //score is used exist or no exist.

//
//Example
// 
//Read minority data in a American bank.
//Get freqency number of minority or not by jobcat.
//This command makes the table which consits of number by minority and jobcat.
//
get bankr.csv@

// //Make score list by user and item widhout unkown score. // count minority jobcat;

get freq@ana; table COUNT by itemcat minority; get freq@ana;