Statistics; Entering And Analyzing Statistical Data - Casio FX260HA Training Manual

FX 260 Training guide

Statistics

Entering and analyzing statistical data

Enter the statistics mode (SD) by pressing [MODE] [.].
Cancel FIX and SCI settings by pressing [MODE] [9].
Pressing [MODE] [0] (Comp) exits the SD mode and clears all input data.
[SHIFT] [SAC]
[DATA]
[SHIFT] [DEL]
Note: You can input multiple entries of the same data using [x].
To input 100 ten times, press [100] [x] [10] [DATA]
After entering data, you can retrieve the following values:
-1
[SHIFT] [σ n ]
[SHIFT] [σ n]
x
[SHIFT] [ ]
[SHIFT] [n]
[SHIFT] [∑x]
2
[SHIFT] [∑x ]
References the Casio FX-260 Solar User's Guide
Clears statistical memory. Be sure to perform this operation
before inputting new data.
Inputs the displayed value as data. Press [DATA] twice to input
two entries of the same value. (NOTE: This is the "M+" key).
Deletes the displayed value as data.
Sample standard deviation.
Population standard deviation.
Arithmetic mean.
Number of data items.
Sum of data.
Sum of the squares.
10
Casio FX-260 Scientific calculator