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SRP-145N_English_Black_SR135A_090330.doc SIZE: 140x75mm
SCALE 2:1 2009/3/30
-E6-
display.
[ 2ndF ] [ CAD ] Statistical Register Clear Key
Clears the statistical calculation registers.
[ DATA ], [ DEL ] Data Entry and Delete Key
In the STAT mode, enter data by pressing the desired numbers, then
[ DATA ]. If you enter incorrect data and do not notice your mistake
until you press [ DATA ], enter the same incorrect data and then press
[ DEL ] to delete that incorrect data.
[
x ] Arithmetic Mean Key
Calculates the arithmetic mean ( x ) of the data.
[ 2ndF ] [σn] Population Standard Deviation Key
Calculates the population standard deviation of the data.
[
σn–1] Sample Standard Deviation Key
Calculates the sample standard deviation of the data.
[ 2ndF ] [
Σx
2
] Sum of Square Value Key
Calculates the sum of the square value (
Σx
2
) of the data.
[ 2ndF ] [
Σx ] Sum of Value Key
Calculates the sum of the value (
Σx ) of the data.
[ n ] Number of Data Key
Displays the number of data (n) entries.
The Display
Indicators showed on the display to indicate you the current status of
the calculator.
• Floating point displays up to 10 digits.
• The mantissa section displays up to 8 digits. the exponent section
displays up to
±99.
SD : Indicates the statistical mode.
M : Indicates that a value is stored in memory.
– : Appears to the left of the mantissa or exponent to
indicate that the respective value is negative.
E : Indicates an error.
PGM : Indicates the program learn mode.
GRAD : Indicates the gradient units have been selected.
RAD : Indicates that radian units have been selected.
DEG : indicates that degree units have been selected.
2F : Appears when the second function has been
selected.
HYP : Appears when the hyperbolic function has been
selected.