ex09.28 {Devore6} | R Documentation

## data from exercise 9.28

### Description

Single-step recovery from a forward fall

### Usage

    data(ex09.28)

### Format

A data frame with 15 observations on the following 2 variables.

Lean
  a numeric vector of the maximum lean angle from which a subject could still recover in one step.
Age
  a factor with levels `O` `Y` indicating if the subject is an older female (67-81 years) or a younger female (21-29 years)

### Source

Devore, J. L. (2003) Probability and Statistics for Engineering and the Sciences (6th ed), Duxbury

### References

``Age and Gender Differences in Single-Step Recovery from a Forward Fall'', J. of Gerontology, 1999: M44-M50.

### Examples

    data(ex09.28)

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