Equations used in chapter 14, Canadian mortgages – HP 17bII+ User Manual
Page 252
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252 B: More About Calculations
File name : English-M02-1-040308(Print).doc Print data : 2004/3/9
Σ
Σ
=
=
= Σ
−
= Σ
−
= Σ
−
−
2
2
Let:
2
( )
2
( )
( ) ( )
Then:
i
i
i
i
i
i
X
Y
X
Y
n
n
SX
X
X
SX
Y
Y
SXY
X
X Y
Y
=
2
SXY
M
SX
B = b for LIN and LOG models, and
B = e
b
for EXP and PWR models,
where
b
Y
M X
=
−
CORR
2 2
SXY
SX
SY
=
×
Equations Used in Chapter 14
Canadian Mortgages
−
−
−
+
= −
−
+
=
+
−
1
6
1
(1
)
(1 )
%
where:
1
1
200
N
N
r
PV
PMT
FV
r
r
CI YR
r
N = total number of monthly payments
CI%YR = annual interest rate (as a percent)
PV = loan amount
PMT = monthly payment
FV = balloon payment
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