Important: • All data currently input in the Stat Editor is deleted whenever you exit the STAT Mode, switch between the
To change the data in a cell: In the Stat Editor, move the cursor to the cell that contains the data you want to change, input the new data, and then press .
To delete a line: In the Stat Editor, move the cursor to the line that you want to delete and then press ).
To insert a line: In the Stat Editor, move the cursor to the location where you want to insert the line and then perform the following key operation: (STAT)(Edit)(Ins).
To delete all Stat Editor contents: In the Stat Editor, perform the following
key operation:
Obtaining Statistical Values from Input Data
To obtain statistical values, press while in the Stat Editor and then recall the statistical variable (Σx, 3x2, etc.) you want. Supported statistical variables and the keys you should press to recall them are shown below. For
Sum: 3x2*, 3x*, 3y2, 3y, 3xy, 3x3, 3x2y, 3x4
(STAT) (Sum) to
Number of Items: n*, Mean: M*, N, Population Standard Deviation: Σx*,Σy, Sample Standard Deviation: sx*, sy(STAT) (Var) to
Minimum Value: minX*, minY, Maximum Value: maxX*, maxY (STAT) (MinMax) to
(When the
(When a
(STAT) (Reg) to
Regression Coefficients for Quadratic Regression: A, B, C, EstimatedValues: K1, K2, L(STAT) (Reg) to
•See the table at the beginning of this section of the manual for the regression formulas.
•K, K1, K2 and L are not variables. They are commands of the type that take an argument immediately before them. See “Calculating Estimated Values” for more information.
2 To input the
C