可能重复:( stats.SE的交叉帖子,但我是由国防部派过来的)
我试图在SAS中得到我的预测的平方误差之和,但我不确定我是否正确。我不确定我是否完全理解我的代码获得的输出(特别是stdp):infile '\data.dat'; proc sortdata = tridata; by x3;
model y=x3;
plot r. *
new SuperSpeed USB device number 2 using xhci_hcdJun 22 22:22:12 host kernel: [10288570.886457] usb 2-device strings: Mfr=1, Product=2, SerialNumber=3
Jun 22 22:22:12 host kernel:
] usb 2-2: New USB device strings: Mfr=1, Product=2, SerialNumber=3[1351555.813065] usb 2-2: Manufacturer: Samsung Electronics
[1351555.813071] usb 2-2: SerialNumber] usb 2-2: reset high-speed USB device number 18
这是dmesg插入USB驱动器时返回的内容:[989699.722098] scsi7 : usb-storage 2-2:1.0
[989721.936053] usb 2-2: reset high-speed USB device number 4 using ehci_hcd[989732.180053] usb 2-2: reset high-speed USB