Texas Instruments TI-36X manual ôor õ, ó x or ó y, Exit St Y N

7.When finished:

•Press %fand select CLRDATA to clear all data points without exiting STAT mode, or

•Press %hto access the following menu.

EXIT ST: Y N

Press Vwhen Y (yes) is underlined to clear all data values and exit STAT mode. STAT indicator turns off.

Press Vwhen N (no) is underlined to return to the previous screen without exiting STAT mode.

Variables	Definition
n	Number of X or (X, Y) data points.
ôor õ	Mean of all X or Y values.
Sx or Sy	Sample standard deviation of X or Y.
óx or óy	Population standard deviation of X or Y.
÷x or ÷y	Sum of all X or Y values.
÷x2 or ÷y2	Sum of all X2 or Y2 values.
÷xy	Sum of X*Y for all XY pairs.
a	Linear regression Y-intercept.
b	Linear regression slope.
r	Correlation coefficient.
Xê (2-VAR)	Calculates predicted X value when you
	input a Y-value.
Yê (2-VAR)	Calculates predicted Y value when you
	input an X value.

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Ti36eng1.doc TI-36X II Manual Linda Bower Revised: 01/10/03 10:47 AM Printed: 01/10/03 10:47 AM Page 36 of 48