# STATS

## Purpose:

Calculates and displays the arithmetic
mean and the standard deviation.

## Syntax:

STATS(series, first,
points)

series |
- |
Optional. Any series or expression resulting
in a series. Defaults to the current Window. |

first |
- |
Optional. An integer, the first point to include
in the calculation of the statistics. Defaults to 1. |

points |
- |
Optional. An integer, the number of points
to include in the calculation. Defaults to the number of points from first to the end of the series. |

## Returns:

A string.

## Example:

stats(gsin(100,0.1),10,50)

displays Mean = 9.50+E-016 Standard
Deviation = 0.7143.

## Remarks:

Strictly a reporting function. Use MEAN and STDEV
in expressions.

See STATSUM
to compute summary statistics for one or more series.

## See Also:

KURTOSIS

MEAN

PERCENTILE

SKEW

STATSUM

STDERR

STDEV