You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
35 lines
740 B
35 lines
740 B
package stats
|
|
|
|
import "sort"
|
|
|
|
// Average returns the average value
|
|
func Average(values []float64) float64 {
|
|
if len(values) == 0 {
|
|
return 0
|
|
}
|
|
|
|
var val float64
|
|
for _, point := range values {
|
|
val += point
|
|
}
|
|
return val / float64(len(values))
|
|
}
|
|
|
|
// Sum returns the sum of all the given values
|
|
func Sum(values []float64) float64 {
|
|
var val float64
|
|
for _, point := range values {
|
|
val += point
|
|
}
|
|
return val
|
|
}
|
|
|
|
// Percentiles returns a map containing the asked for percentiles
|
|
func Percentiles(values []float64, percentiles map[string]float64) map[string]float64 {
|
|
sort.Float64s(values)
|
|
results := map[string]float64{}
|
|
for label, p := range percentiles {
|
|
results[label] = values[int(float64(len(values))*p)]
|
|
}
|
|
return results
|
|
}
|