Logical operation, Statistical calculations, Entering data – CITIZEN SR-281N User Manual

Page 28

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File name : CBM_SR-281N_IB_English_black_v09330.doc

Date: 2009/3/30 Trimmed Size : 140 x 75 mm SCALE 1 : 1

-E27-

¾

3/A

16

= NEG IFIFIFIFIFIFIC6

16

DEG

HEX

N E G

h 3 /A

[ 2nd ] [ HEX ] 3 A [ NEG ]

F F F F F F C 6

h

Logical operation

Logical operations are performed through logical products (AND),
negative logical (NAND), logical sums (OR), exclusive logical sums
(XOR), negation (NOT), and negation of exclusive logical sums
(XNOR).

¾

1010

2

AND ( /A

16

OR 7

16

) = 12

8

DEG

OCT

b 1 0 1 0

A N D

( h

[ 2nd ] [ BIN ] 1010 [ AND ] [ ( ] [ 2nd ]
[ HEX ] A [ OR ] 7 [ ) ] [=]

[ 2nd ] [ OCT ]

0 0 0 0 0 0 0 0 0 1 2

o

Statistical

Calculations

Use STAT ( [ MODE ] 2 ( STAT ) ) mode for statistical calculations.

The calculators can perform both single–variable statistical
calculations and paired–variable in this mode.

Press [ MODE ] 2 ( STAT ) to enter STAT mode. There are six items in
STAT mode, asking you to select one of them,

DEG

1–VAR LIN LOG

STAT

[

] [

] [

]

DEG

EXP PWR D–CL

STAT

Single–variable statistics

1–VAR Single–variable statistics
Paired-variable / Regression statistics

LIN

Linear Regression

y = a + b x

LOG

Logarithmic Regression

y = a + b lnx

EXP

Exponential Regression

y = a • e

bx

POW

Power Regression

y = a • x

b

D–CL

Clear all statistical data

Entering data

Always make sure you clear statistical data by D–CL before performing
statistical calculations.

(A) To input single–variable data using the following syntaxes :

# Individual data : [ DATA ] < x value >

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