HP 17bll+ - Sum and Statistics; Forecasting

B: More About Calculations 251
File name : English_MP04)-050730(Print).doc Print data : 2006/4/20
For the last year of depreciation, DB equals the remaining depreciable
value for the prior year.
Sum and Statistics
n＝number of items in the list.
x’＝an element of the sorted list.
RANGE
＝
MAX
－
MIN
Forecasting
Model Transformation X
i
Y
i
LIN
EXP
LOG
PWR
y = B + Mx
y = Be
Mx
y = B + M ln x
y = Bx
M
y = B + Mx
In y = ln B + Mx
y = B + M ln x
ln y = ln B + M ln x
x
i
x
i
ln x
i
ln x
i
y
i
ln y
i
y
i
ln y
i