Sum-of-the-years’-digits depreciation, Declining-balance depreciation, Statistics – Texas Instruments Calculator User Manual
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Appendix — Reference Information
Sum-of-the-years’-digits depreciation
First year:
Last year or more:
DEP
=
RDV
Declining-balance depreciation
where:
RBV
is for YR
- 1
First year:
Unless
; then use RDV
Q FSTYR
If
DEP
>
RDV
, use
DEP
=
RDV
If computing last year,
DEP
=
RDV
Statistics
Note: Formulas apply to both
x
and
y
.
Standard deviation with
n
weighting (
s
x
):
LIF
2 YR
–
FSTYR
)
–
+
CST
(
×
SAL
)
–
LIF
(
(
LIF
(
1
) )
+
Ч
2
)
ч
------------------------------------------------------------------------------------------------------
LIF
CST SAL
–
(
)
×
LIF
(
LIF
(
Ч
1
)
+
(
) 2 )
ч
------------------------------------------------------------ FSTYR
×
RBV DB%
×
LIF 100
×
-------------------------------
CST DB%
×
LIF 100
×
------------------------------- FSTYR
×
CST DB%
×
LIF 100
×
------------------------------- RDV
>
1 2
⁄
x
2
x
∑
2
n
--------------------
–
∑
n
-----------------------------------------