HP 50g Graphing, 48gII Graphing manual ΣX2, Xcol, Xget, Xmit

Access: …µΣX2

Input/Output:

		Level 1/Argument 1	Level 1/Item 1
		→	Sum of X2
See also:	NΣ, ΣX, XCOL, ΣXY, ΣY, ΣY2
ΣX^2	Command
Type:
Description:	Sum of Squares of xValues Command: Sums the squares of the values in the independent
	variable column of the current statistical matrix. ΣX^2 is provided for compatibility with the HP
	28. ΣX^2 is the same as ΣX2; see its listing for details.
Access:
XCOL	Command
Type:
Description:	Independent Column Command: Specifies the independentvariable column of the current
	statistics matrix (reserved variable ΣDAT).
	The independentvariable column number is stored a s the first parameter in the reserved variable
	ΣPAR. The default independentvariable column number is		1.
	XCOL will accept a noninteger real number and store it in ΣPAR, but subsequent commands that
	utilize the XCOL specification in ΣPAR will cause an error.

Access: …µXCOL

Input/Output:

Level 1/Argument 1	Level 1/Item 1
ncol	→

See also: BARPLOT, BESTFIT, COLΣ, CORR, COV, EXPFIT, HISTPLOT, LINFIT, LOGFIT, LR,

PREDX, PREDY, PWRFIT, SCATRPLOT, YCOL

XGET

Type:	Command
Description:	XModem Get Command: Retrieves a specified filename via XMODEM from another calculator.
	The other calculator needs to be in server mode for the operation to work (G I/O FUNCTIONS
	START SERVER).
Access:	…µXGET
Input/Output:
		Level 1/Argument 1	Level 1/Item 1
		'name'	→
See also:	BAUD, RECN, RECV, SEND, XRECV, XSERV, XPUT
XMIT	Command
Type:
Description:	Serial Transmit Command: Sends a string serially without using Kermit protocol, and returns a
	single digit that indicates whether the transmission was successful.

XMIT is useful for communicating with nonKermit d evices such as RS232 printers.

If the transmission is successful, XMIT returns a 1. If the transmission is not successful, XMIT returns the unsent portion of the string and a 0. Use ERRM to get the error message.

3276 Full Command and Function Reference