io.github.privacystreams.utils

Class StatisticUtils

java.lang.Object

io.github.privacystreams.utils.StatisticUtils

public class StatisticUtils
extends java.lang.Object

A helper class to access statistic-related functions.

Constructor Summary

Constructors

Constructor and Description
StatisticUtils()

Method Summary

Modifier and Type	Method and Description
static <T extends java.lang.Number> T	max(java.util.List<T> numList) Get the max of all numbers in the list.
static java.lang.Double	mean(java.util.List<? extends java.lang.Number> numList) Get the mean of all numbers in the list.
static <T extends java.lang.Number> T	median(java.util.List<T> numList) Get the median of all numbers in the list.
static <T extends java.lang.Number> T	min(java.util.List<T> numList) Get the min of all numbers in the list.
static <T extends java.lang.Number> T	mode(java.util.List<T> numList) Get the mode of all numbers in the list.
static <T extends java.lang.Number> java.lang.Double	range(java.util.List<T> numList) Get the range of all numbers in the list.
static <T extends java.lang.Number> java.lang.Double	rms(java.util.List<T> numList) Get the RMS (root mean square) of all numbers in the list.
static java.lang.Double	sum(java.util.List<? extends java.lang.Number> numList) Get the sum of all numbers in the list.
static <T extends java.lang.Number> int	validLength(java.util.List<T> numList) Get the length of valid numbers.
static <T extends java.lang.Number> java.lang.Double	variance(java.util.List<T> numList) Get the variance of all numbers in the list.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

StatisticUtils

public StatisticUtils()

Method Detail

mean

public static java.lang.Double mean(java.util.List<? extends java.lang.Number> numList)

Get the mean of all numbers in the list.

Parameters:

numList - a list of numbers

Returns:

the mean, in Double

median

public static <T extends java.lang.Number> T median(java.util.List<T> numList)

Get the median of all numbers in the list.

Parameters:

numList - a list of numbers

Returns:

the median

mode

public static <T extends java.lang.Number> T mode(java.util.List<T> numList)

Get the mode of all numbers in the list.

Parameters:

numList - a list of numbers

Returns:

the mode

sum

public static java.lang.Double sum(java.util.List<? extends java.lang.Number> numList)

Get the sum of all numbers in the list.

Parameters:

numList - a list of numbers

Returns:

the sum, in Double.

max

public static <T extends java.lang.Number> T max(java.util.List<T> numList)

Get the max of all numbers in the list.

Parameters:

numList - a list of numbers

Returns:

the max number, in Number.

min

public static <T extends java.lang.Number> T min(java.util.List<T> numList)

Get the min of all numbers in the list.

Parameters:

numList - a list of numbers

Returns:

the min number, in Number.

range

public static <T extends java.lang.Number> java.lang.Double range(java.util.List<T> numList)

Get the range of all numbers in the list.

Parameters:

numList - a list of numbers

Returns:

the range of numbers

rms

public static <T extends java.lang.Number> java.lang.Double rms(java.util.List<T> numList)

Get the RMS (root mean square) of all numbers in the list.

Parameters:

numList - a list of numbers

Returns:

the RMS of numbers

variance

public static <T extends java.lang.Number> java.lang.Double variance(java.util.List<T> numList)

Get the variance of all numbers in the list.

Parameters:

numList - a list of numbers

Returns:

the variance of numbers

validLength

public static <T extends java.lang.Number> int validLength(java.util.List<T> numList)

Get the length of valid numbers.

Parameters:

numList - a list of numbers.

Returns:

the length, in int.