summary.fut {grpseq}R Documentation

Detailed summary of the futility design

Description

Provide key information about the futility design, including B-/z-values, beta (type II error) spent, and power loss at each futility look as well the the sample size distribution under the null hypothesis.

Usage

## S3 method for class 'fut'
summary(object, ...)

Arguments

object

An object returned by fut.

...

further arguments passed to or from other methods.

Value

An object of class summary.fut with components:

t

A KK-dimensional vector of information times.

b

A KK-dimensional vector of B-values at t.

z

A KK-dimensional vector of z-values at t.

type2

A KK-dimensional vector of beta spent at t.

loss

A KK-dimensional vector of power loss at t.

ess

Expected sample size at H0H_0.

...

See Also

fut, print.fut, print.summary.fut.

Examples

# see example for fut

[Package grpseq version 1.0 Index]