Delta manual FX 65 Training guide Statistics

Page 10

FX 65 Training guide

Statistics

Entering and analyzing statistical data

[SHIFT] [STAT]

Enters the statistics mode.

[COMP]

Exits the statistics mode. Note that all input data is deleted.

[SHIFT] [SAC]

Clears statistical memory. Be sure to perform this operation

 

before inputting new data.

[DATA]

Inputs the displayed value as data. Press [DATA] twice to input

 

two entries of the same value. (NOTE: This is the “M+” key).

[SHIFT] [DEL]

Deletes the displayed value as data.

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:

[SHIFT] [σ n-1]

Sample standard deviation.

[SHIFT] [σ n]

Population standard deviation.

[SHIFT] [

 

]

Arithmetic mean.

x

[SHIFT] [n]

Number of data items.

[SHIFT] [x]

Sum of data.

[SHIFT] [x2]

Sum of the squares.

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References the Casio FX-65 User’s Guide

Casio FX-65 Fraction calculator

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Contents FX 65 Training guide SCI FX 65 Training guide Display IndicatorsFIX SimpFX 65 Training guide Display Set Up Shift ENGFX 65 Training guide Basic Arithmetic Calculations ShiftBeing used appears on the display for a moment, followed by DRG Shift DRGFX 65 Training guide Probability Shift RAN#FX 65 Training guide Memory FX 65 Training guide Trigonometry FX 65 Training guide Statistics