Index - Texas Instruments BA II PLUS User Manual

x (mean of X), 88, 89
y (mean of Y), 88
. (negative), 5
P indicator, 5
#$ indicator, 5
#PD (number of periods), 100, 101, 102
σx (population standard deviation of X),
88, 89
∑X (sum of X), 88, 89
∑X
2 2
(sum of X ), 88, 89
∑XY (sum of XY products), 88
σy (population standard deviation of Y),
88
∑Y (sum of Y), 88
∑Y
2 2
(sum of Y ), 88
%CH (percent change), 100, 101, 102,
103
= indicator, 5
1/Y (one coupon per year), 74, 75, 77
1-V (one-variable statistics ), 88, 89
2/Y (two coupons per year), 74, 75, 77
2nd (second), 4, 5
30/360 day-count method (360), 74, 75,
77, 106, 107
360 (30/360 day-count method), 74, 75,
77, 106, 107
—A—
a (y-intercept), 88
Accrued interest (AI), 74, 75, 78, 79
Accuracy, 128
ACT (actual/actual day-count method),
74, 75, 77, 106, 107

Index

Actual/actual day-count method (ACT),
74, 75, 77, 106, 107
Addition, 13
AI (accrued interest), 74, 75, 78, 79
Algebraic Operating System (AOS™)
calculations, 6, 10, 131
Amortization
formulas, 118
schedule, 27, 34, 35, 54
worksheet, 27–39
Amount of nth cash flow (Cnn), 60
Angle units format, 7
Annual coupon rate, percent (CPN), 74,
76, 77
Annual effective rate (EFF), 104, 105
annual interest rate, 76, 104, 119
Annuities, 27, 30
due, 29, 40, 41
ordinary, 29, 40, 41
perpetual, 42, 43
ANS (Last Answer), 20
AOS™ (Algebraic Operating System)
calculations, 6, 10, 131
APD™ (Automatic Power Down™)
feature, 2
Arccosine, 14
Arcsine, 14
Arctangent, 14
Automatic Power Down™ (APD™)
feature, 2
—B—
b (slope), 88
Backspace key, 12
Index
137