# Functions for the Bernoulli family.

### Description

Given a scalar `eta`

, this calculates the cumulant and two derivatives for the Bernoulli family. Also checks that the data are entered correctly.

### Usage

1 |

### Value

`family.glmm ` |
The family name, as a string. |

`link` |
The link function (canonical link is required), as a string. |

`cum ` |
The cumulant function. |

`cp ` |
The first derivative of the cumulant function. |

`cpp ` |
The second derivative of the cumulant function. |

`checkData ` |
A function to check that all data are either 0 or 1. |

### Note

This function is to be used by the `glmm`

command.

### Author(s)

Christina Knudson

### See Also

`glmm`

### Examples

1 2 3 4 5 | ```
eta<--3:3
bernoulli.glmm()$family.glmm
bernoulli.glmm()$cum(eta)
bernoulli.glmm()$cp(1)
bernoulli.glmm()$cpp(2)
``` |

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