# pyramids: Drawing population pyramid using vectors In pyramid: Functions to draw population pyramid

## Description

Drawing population pyramid using vectors. Detailed explanation is given in Japanese at http://minato.sip21c.org/swtips/R.html#PYRAMID.

## Usage

 `1` ```pyramids(Left, Right, Center=NULL, ...) ```

## Arguments

 `Left` A vector of the numbers of people given for the left pyramid. `Right` A vector of the numbers of people given for the right pyramid. `Center` If given, a vector of the age-class labels to be drawn in center. If not given, names(Left) is used instead. `...` This is the lapper function for pyramid(). All options for pyramid() can be passed.

## Author(s)

Minato Nakazawa [email protected] http://minato.sip21c.org/

## Examples

 ```1 2 3 4 5``` ``` py.Males <- c(80,40,30,20,10) names(py.Males) <- c('0-9','10-19','20-29','30-39','40-') py.Females <- c(60,50,40,30,5) pyramids(Left=py.Males,Llab="Males",Right=py.Females,Rlab="Females", Laxis=c(0,50,100),main="An example of population pyramid\n with fixed axis") ```

### Example output

```
```

pyramid documentation built on May 30, 2017, 7:24 a.m.