# Probability - HP 10bII+ User Manual

Financial calculator.

## Probability

Enter .5 as a Z-value and calculate the cumulative probability of the Z-value and the Z-value
from a given cumulative probability.
Table 1-33 Calculating the probability
Keys
\5V
7V]F
17GV4
]oF
For more information on probability, refer to the section titled, Probability in chapter 12,
Statistical Calculations.
Table 1-32 Probability keys
Keys
Description
]F
Calculates a cumulative normal probability
given a Z-value.
]o
Calculates a Z-value given a cumulative
normal probability.
F
]I
Calculates the cumulative Student's T
probability given degrees of freedom and a
T-value.
]o
Calculates a T-value given degrees of
freedom and the cumulative Student's T
probability.
I
]<
Calculates number of permutations of
taken
r
]9
Calculates number of combinations of
at a time.
r
]E
Calculates factorial of
253).
at a time.
(where -253 <
n
Display
Description
0.00000
Sets number display to five
digits to the right of the
decimal.
.69146
Calculates the cumulative
probability of the Z-value.
.94146
1.56717
Calculates the Z-value from
the cumulative probability.
items
n
taken
n
<
n
At a Glance...
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