Ativa AT-30S User Manual
Page 2
$EGREES
&)8
NUMBER OF SIGNIFICANT DIGITS OR THE EXPONENTIAL DISPLAY
FORMAT PRESS THE ;-/$%= KEY A NUMBER OF TIMES UNTIL YOU
REACH
s 0RESS THE NUMBER KEY ;= ;= OR ;= THAT CORRESPONDS TO THE
SETUP
n
%XAMPLE
/PERATION
$ISPLAY
4O
;g
;g
$ISPLAY
%XAMPLE
/PERATION
,OWER
ROUND
#ANCEL
; =
; =
; =
!NS
UPPER
&IX
-EMORY
!NSWER
EXPRESSION THE CALCULATED RESULT AUTOMATICALLY UPDATES
!NSWER
s )N ADDITION TO ;= !NSWER -EMORY CONTENTS ARE ALSO UPDATED
WITH RESULT WHENEVER YOU PRESS ;3()&4= ;= ;-= ;3()&4=
;-n= OR ;3()&4= ;34/= FOLLOWED BY A LETTER ! THROUGH & OR -
8
s 9OU
AND
s !NSWER -EMORY CONTENTS ARE NOT UPDATED IF THE OPERATION
PERFORMED BY ANY OF THE ABOVE KEY OPERATIONS RESULT IN AN
ERROR
#ONSECUTIVE
THE
s 4HE RESULT OF A CALCULATION CAN ALSO BE USED WITH A
SUBSEQUENT 4YPE ! FUNCTION X
X
X
n
X
}
X
Y
X
N0R
)NDEPENDENT
SUBSTRACTED FROM MEMORY )NDEPENDENT MEMORY IS CONVENIENT
FOR
s )NDEPENDENT MEMORY USES THE SAME MEMORY AREA AS VARIABLE
-
s 4O
%XAMPLE
;-=
2ECALL
;2#,=
n
?
E
E
?
E
-
E
!DD
2ECALL
;2#,=
6ARIABLES
s 4HERE ARE NINE VARIABLES ! THROUGH & - 8 AND 9 WHICH CAN
BE
s 5SE THE FOLLOWING OPERATION TO DELETE DATA ASSIGNED TO A
PARTICULAR VARIABLE ;= ;3()&4= ;34/= ;!= 4HIS OPERATION
DELETES
s 0ERFORM THE FOLLOWING KEY OPERATION WHEN YOU WANT TO CLEAR
THE VALUES ASSIGNED TO ALL OF THE VARIABLES ;3()&4= ;#,2= ;=
;=
3CIENTIFIC
COMPLETE
s 7AIT FOR THE RESULT TO APPEAR ON THE DISPLAY BEFORE STARTING
THE
s P
4RIGONOMETRIC)NVERSE 4RIGONOMETRIC
PRESS THE ;-/$%= KEY A NUMBER OF TIMES UNTIL YOU REACH THE
ANGLE
s 0RESS THE NUMBER KEY ;= ;= OR ;= THAT CORRESPONDS TO THE
ANGLE
n
?
E
-
E
E
$EG
(YPERBOLIC)NVERSE
n
$ISPLAY
%XAMPLE
/PERATION
,OWER
SIN
COS
TAN
SIN COS
n
COS
n
TAN
n
n
COS
n
;-ODE=;=
;TAN=
n
=
;-ODE=;=
n
=;=;=
; =;=
; =;3()&4=;P=;=
;-ODE=;=
n
=;=
;3()&4=
k
g
; =
n
=
; =
n
=
;=
k
g
n
$ISPLAY
%XAMPLE
/PERATION
,OWER
SINH
n
COSH
n
n
n
COSH
n
n
TANH
n
;HYP=;SIN=
n
=
;HYP=;3()&4=;COS
n
=;=
; =
n
=
; =;=
;HYP=;3()&4=;SIN
n
=; =
;HYP=;3()&4=;COS
n
=;=
;HYP=;3()&4=;SIN
n
=;=; =
; =; =;HYP=;3()&4=;TAN
n
=
;=; =; =;=
#OMMON
3QUARE
n
$ISPLAY
%XAMPLE
/PERATION
,OWER
LOG
n
)N
E
s
n
n
n
n
n
;LOG=
;)N=
;3()&4=;
X
=
;3()&4=;E
X
=;=
;3()&4=;
X
=; =;3()&4=;E
X
=
;n =; =; =;3()&4=;
X
=
;=
;=;n =
}
=
;n =
}
=
}
=
;=; =; =;
}
=;n =;=
; =;
}
=;=; =; =;=
n
n
$ISPLAY
%XAMPLE
/PERATION
,OWER
n
n
2ANDOM
;=; =;=;=
;3()&4=;
=; =;3()&4=;
=
;=;n =; =;=
X
=
;X
=; =;X
=; =;X
=
; =;X
=;=
;=;n =; =;X
=;=
;X
=;=
;=;X
n
=; =;X
n
=; =
;X
n
=;=
;3()&4=;X=;=
;3()&4=;
=;=; =; =
; =;=
;3()&4=;2AN=;=
;3()&4=P;=
n
RANDOM
0ERMUTATION
!NGLE
s 0RESS ;= ;= OR ;= CONVERTS THE DISPLAYED VALUE TO THE
CORRESPONDING
n
$ISPLAY
%XAMPLE
/PERATION
,OWER
4AKING
0
5SING
0
)F
#
)F
#
#
;3()&4=;N0R=;=
;3()&4=;N0R=; =; =
;=
;N#R=;=
;N#R=; =;N#R=;=
$
#OORDINATE
y
z
s
]
s #ALCULATION RESULTS ARE AUTOMATICALLY ASSIGNED TO VARIABLES %
AND
s 0RESS ;2#,= ;%= TO DISPLAY VALUE OF s OR ;2#,= ;&= TO DISPLAY
VALUE
s 0RESS ;2#,= ;%= TO DISPLAY VALUE OF y OR ;2#,= ;&= TO DISPLAY
VALUE
%NGINEERING
n
$ISPLAY
%XAMPLE
/PERATION
,OWER
y
z
ARE
s
y
z
n
ARE
s
;-ODE=;=
s
s
n
$ISPLAY
%XAMPLE
/PERATION
,OWER
s
ARE
s
WHAT
;;-ODE=;=
y
z
n
y
z
%XAMPLE
/PERATION
$ISPLAY
$EFINE
;-ODE=;=
;3()&4=;$2'=;=;=
; =;3()&4=;;$2'=
;=;=
R
R
G
$ISPLAY
%XAMPLE
/PERATION
,OWER
M
G
; =
3TANDARD
STATISTICAL
s
y DATA
s )NPUT DATA IS USED TO CALCULATE VALUES FOR o ¤y ¤y
y o AND oȉ
2
WHICH
$ATA
;3()&4= ;= 4O INPUT THE DATA TEN TIMES FOR EXAMPLE
PRESS
s 9OU CAN PERFORM THE ABOVE KEY OPERATIONS IN ANY ORDER AND
NOT
s 7HILE INPUTTING DATA OR AFTER INPUTTING DATA IS COMPLETE YOU
CAN USE THE ;= AND ;= KEYS TO SCROLL THROUGH DATA YOU HAVE
INPUT )F YOU INPUT MULTIPLE ENTRIES OF THE SAME DATA USING
;3()&4= ;= TO SPECIFY THE DATA FREQUENCY NUMBER OF DAT ITEMS
AS DESCRIBED ABOVE SCROLLING THROUGH DATA SHOWS BOTH THE
DATA
n
4O
0ERFORM
;3()&4=;3
35-=;=
;3()&4=;3
35-=;=
;3()&4=;3
35-=;=
;3()&4=;3
6!2=;=
;3()&4=;3
6!2=;=
;3()&4=;3
6!2=;=
¤y
¤y
o
y
So
Soȉ
2
%XAMPLE
/PERATION
$ISPLAY
$ATA
7HAT
;-/$%=
3$
;3()&4=;#,2=;=;=
3TAT
;$4=;$4=;$4=
;$4=;$4=;$4=;$4=
;$4=
;3()&4=;3
35-=;=
.UMBER
;3()&4=;3 35-=;=
3UMOF
;3()&4=;3 35-=;=
3UM
;3()&4=;3 6!2=;=
-EAN
;3()&4=;3 6!2=;=
0OPULATION
;3()&4=;3 6!2=;=
3AMPLE
9OU CAN THEN EDIT THE DISPLAYED DATA IF YOU WANT )NPUT THE
NEW VALUE AND THEN PRESS THE ;= KEY TO REPLACE THE OLD VALUE
WITH
THE DISPLAY REGISTERS THE VALUE YOU INPUT AS A NEW DATA ITEM
AND
s 9OU CAN DELETE A DATA VALUE DISPLAYED USING ;= AND ;= BY
PRESSING ;3()&4= ;#,= $ELETING A DATA VALUE CAUSES ALL VALUES
FOLLOWING
s $ATA VALUES YOU REGISTER ARE NORMALLY STORED IN CALCULATOR
MEMORY 4HE MESSAGE $ATA &ULL APPEARS AND YOU WILL NOT
BE ABLE TO INPUT ANY MORE DATA IF THERE IS NO MEMORY LEFT FOR
DATA STORAGE )F THIS HAPPENS PRESS THE ;= KEY TO DISPLAY THE
SCREEN
0RESS ;= TO EXIT DATA INPUT WITHOUT REGISTERING THE VALUE YOU
JUST
s 4O
2EGRESSION
BELOW
s 0RESS THE NUMBER KEY ;= ;= OR ;= THAT CORRESPONDS TO THE
TYPE
;=
,INEAR
;=
,OGARITHMIC
;=
%XPONENTIAL
;=;=
)NVERSE
;=
n
%DIT/&&
,IN
0WR
s !LWAYS START DATA INPUT WITH ;3()&4= ;#,2= ;= ;= TO CLEAR
STATISTICAL
s
y DATA
s 4HE VALUES PRODUCED BY A REGRESSION CALCULATION DEPEND ON
THE VALUES INPUT AND RESULTS CAN BE RECALLED USING THE KEY
OPERATIONS
s 4HE FOLLOWING TABLE SHOWS THE KEY OPERATIONS YOU SHOULD USE
TO
s 4HE VALUES IN THE ABOVE TABLES CAN BE USED INSIDE OF
EXPRESSIONS
n
4O
0ERFORM
¤y
¤y
o
¤z
¤z
¤yz
¤y
¤y
z
¤y
y
yS
N
yS
Nn
z
zS
N
zS
Nn
;3()&4=
2EGRESSION
y
z
;3()&4=
;3()&4=
4O
0ERFORM
2EGRESSION
y
2
y
3
z
;3()&4=
,INEAR
,OGARITHMIC
RESULTS
s 4HE
REGRESSION
1UADRATIC
z
n
,OGARITHMIC
z
f
"
s
y )N z
z
y
"
)N z
z
y
%XAMPLE
/PERATION
$ISPLAY
4EMPERATURE
4EMP
,ENGTH
#
MM
#
MM
#
MM
#
MM
#
MM
5SING
s
ALSO
;-/$%=;=;=
,INEAR
3TAT
;=;$4=
;=;$4=
;=;$4=
;=;$4=
;=;$4=
;3()&4=;3
6!2=;=;=;=;=
2EGRESSION
;3()&4=;3 6!2=;=;=;=;=
2EGRESSION
;3()&4=;3 6!2=;=;=;=;=
#ORRELATION
;3()&4=;3
6!2=;=;=;=
;=;=
,ENGTH
;3()&4=;3
6!2=;=;=
;=;=;=
4EMP
;3()&4=;3 6!2=;=;=;=;X
=
;=
#RITICAL
;=;3()&4=;3
35-=;=;=; =
;3()&4=;3
35-=; =;3()&4=
;3
6!2=;=; =;3()&4=;3
6!2=
;=;=; =; =;=;3()&4=;3
35-=
;=; =; =;=
#OVARIANCE
$ATA
;3()&4= ;= 4O INPUT THE DATA AND FIVE TIMES FOR
EXAMPLE
s 4HE ABOVE RESULTS CAN BE OBTAINED IN ANY ORDER AND NOT
NECESSARILY
s 0RECAUTIONS WHEN EDITING DATA INPUT FOR STANDARD DEVIATION
ALSO
4O
THEN
s
,OAD
s 2EPLACE
RESS ;/.=
!UTO
n
%XAMPLE
/PERATION
$ISPLAY
yj
zj
4HROUGH
;-/$%=;=;=;=
1UADRATIC
3TAT
;=;$4=
;=;$4=
;=;$4=
;=;$4=
;=;$4=
;3()&4=;3
6!2=;=;=;=;=
2EGRESSION
;3()&4=;3 6!2=;=;=;=;=
2EGRESSION
;3()&4=;3 6!2=;=;=;=;=
2EGRESSION
;3 6!2=;=;=;=;=;=
z
;3 6!2=;=;=;=;=;=
y
;3 6!2=;=;=;=;=;=
y
n
n
n
n