HP 48gII Graphing, 50g Graphing manual Var1 var2 … varm, Statistical Matrix for Variables 1 to m

ZPAR

ZPAR is a variable in the current directory. It contains a list of zooming parameters used by the DRAW command for all 2D mathematical and statistical plots.

Parameter	Description	Default Value
(Command)
hfactor	Real number that specifies the horizontal zoom factor.	4
vfactor	Real number that specifies the vertical zoom factor.	4
recenter flag	0 or 1 depending on whether the recenter at crosshairs	0
	option was selected in the set zoom factors input form.
{ list }	An empty list, or a copy of the last PPAR.

Use the set zoom factors input form ( ZFACT ) to modify ZPAR.

ΣDAT

ΣDAT is a variable in the current directory that contains either the current statistical matrix or the name of the variable containing this matrix. This matrix contains the data used by the Statistics applications.

var1 var2 … varm

x11 x21 … xm1

x12 x22 … xm2

x1n x2n … xmn

Statistical Matrix for Variables 1 to m

You can designate a new current statistical matrix by entering new data, editing the current data, or selecting another matrix.

The command CLΣ clears the current statistical matrix.

Reserved Variables D11