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YTM
INTR
BOND
........ 111 ......
•
Numberof periods
(i.e
.•
days, months,
years,
etc.)
Interest
rate
r
rioel
expressed
as a percent (rather than
the
decimal equivalent)
PMT
Periodic
payment
or
installment portion of an annuityor
sinking
fund,
annual coupon ratecn
bonds
PV
Presentvalueor principal; that is,
the
worth
right now
FV
Futurevalueaftern periods
have
elapsed
YTM
Yield·to·maturity
of
a
bond
INTR
Interest amount
BOND
Bond price
Figure 2.
Financial Function Key Set
When using the top row financial keys, you may want to store one
of the values you are entering for use in subsequent calculations. To do
so just press
STO
before (but not after -th is is an illegal operation)
pressing the associated financial
key,
then proceed with your current
financial
calculation,
and recall the stored value as needed by pressing
RC~
Interactive Functions
The interactive functions and associated keys are used primarily in
applications concerned with constructing and dynamically modifying
schedules, charts and tables
,
for example:
•
Mean and Standard Deviation
•
Linear Regression (Trend Line)
•
Sum-ol-the -Digits Amortization
•
I nterest Rebate Calcu lations
Summation and Averaging Calculations
Summation/averaging calculations use the
~
key (the letter
"L"-
sigma-is the Greek equivalent of our "S") to sum numbers for use in
calculating means and standard deviations.
23
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