Function simple_moving_average 

pub fn simple_moving_average(slice: &[f64]) -> Result<f64>

Simple moving average (SMA) is the unweighted mean of the datum points.

The number of periods depends on the analytical objectives. Typical number of periods for short, medium and long term trends are 5-20, 20-60 and 100-200 respectively.

Arguments

• slice - array of values

Example

use stat::analysis::trend;

let array = [3.5, 3.4, 3.3, 3.6, 3.7];
let value = trend::simple_moving_average(&array);
assert_eq!(value.ok(), Some(3.5));