Casio fx-350MS Calculator User Manual


 
E-21
SD
REG
SD
Example 2: To convert rectangular coordinates (1, 3)
to polar coordinates (r,
) (Rad)
r ҃
2
f 1 P L 3 T =
θ
҃
1.047197551
0 o
•Press 0 n to display the value of r, or 0 o to dis-
play the value of
.
kEngineering Notation Calculations
Example 1: To convert 56,088 meters to kilometers
56.088
҂10
3
56088 = J
(km)
Example 2: To convert 0.08125 grams to milligrams
81.25
҂10
–3
0.08125 = J
(mg)
Statistical
Calculations
Standard Deviation
Use the F key to enter the SD Mode when you want
to perform statistical calculations using standard de-
viation.
SD ...................................................................
F 2
•In the SD Mode and REG Mode, the | key operates as
the
S key.
•Always start data input with
A B 1
(Scl) = to clear
statistical memory.
•Input data using the key sequence shown below.
<
x-data> S
•Input data is used to calculate values for n, Σx, Σx
2
, o,
σn and σn-1, which you can recall using the key opera-
tions noted nearby.