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Statistical" 'Calculations ©
Ret
Se,
Sx
li Standard Deviation (SD ee
© Press fxd hed C1) (fx-85W) to enter the SD Mode for sta-
tistical calculations using standard deviation. For other
madels. press bd
Data input always starts with 2) Gal (3 to clear statisti-
cal memory.
* Input data is used to calculate values for
[fp GD | 5.2
n, Zx, Lx*, 2, Gu and Oa-1 which you can | @eay) CE) | Sr
recall using the key operations noted
nearby.
te :
gfe
LF
'
e Example: To calculate Gn—-1, Ox, 2, 1, Xr, and X.? for the
following data : 55, 54, 51, 55, 53, 53, 54, 52
Enter SO Mode
fx-B5W:
G)
Other models:
4 (2)
E3 (Memory Clear)
55 G7 54 67 51 GD 55
(Sample Standard Deviation On—1)
E§ | 1.407885953
(Population Standard Deviation Ow) 9 (od EE | 1.316956719
(Arithmetic Mean 2)
mae = |
58.375
pu
= ee
(Sum of Values Zt)
ee)
cmasoumetnanese) §— OD 2806]
°19¢
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