HP 12C Financial Programmable Calculator Manual de usuario Pagina 163

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162
Portfolio beta coefficient:
Canadian Mortgages
r = annual interest rate expressed as a decimal.
monthly factor
Miscellaneous
Learning Curve for Manufacturing Cost
C
n
= Cost of the nth unit.
C
1
= Cost of the first unit.
n = number of units.
r = learning factor.
k = ln r / ln 2
C
n
= C
1
n
k
C
ij
= the average cost of the ith through jth unit.
This formula is only approximate and may give appreciable error at small i.
β
P
i
S
i
β
i
T
---------------
T
n
=
1
r
2
---+


1
6
---
1





100×=
C
ij
C
1
j1
----------
j
k1+
i
k1+
k1+
-----------------------------
=
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