# Difference between revisions of "Documentation/How Tos/Calc: B function"

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<tt>'''B(10; 1/6; 2) '''</tt> | <tt>'''B(10; 1/6; 2) '''</tt> | ||

: returns approximately 0.29 (29%), the probability that the number four will be thrown exactly twice in 10 throws of a die. | : returns approximately 0.29 (29%), the probability that the number four will be thrown exactly twice in 10 throws of a die. | ||

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+ | === Issues: === | ||

+ | * Excel does not have this function. | ||

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* [[Documentation/How_Tos/Calc: Functions listed alphabetically|Functions listed alphabetically]] | * [[Documentation/How_Tos/Calc: Functions listed alphabetically|Functions listed alphabetically]] | ||

* [[Documentation/How_Tos/Calc: Functions listed by category|Functions listed by category]]}} | * [[Documentation/How_Tos/Calc: Functions listed by category|Functions listed by category]]}} | ||

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## Revision as of 09:20, 2 March 2009

## B

Calculates probabilities for a binomial distribution.

### Syntax:

**B(n; p; k; k2)**

- With
independent trials, each with a probability**n**of success,**p**returns the probability that the number of successes will be between**B**and**k**inclusive, or if**k2**is omitted the probability that the number of successes will be exactly**k2**.**k**

### Example:

**B(10; 1/6; 2) **

- returns approximately 0.29 (29%), the probability that the number four will be thrown exactly twice in 10 throws of a die.

### Issues:

- Excel does not have this function.