|  | 
 
| 
set X has 5 numbers, and the average is greater than medium; set Y has 7 numb
×
马上注册,结交更多好友,享用更多功能,让你轻松玩转社区。
您需要 登录 才可以下载或查看,没有账号?注册  ers, and the average is greater than medium.
 已知(1) medium of set X is greater than medium of set Y (2)average of set X i
 s greater than average of set Y
 问:set Z combined x and y, is the average of Z greater than its medium?
 | 
 |