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java.lang.Objectorg.jfree.data.statistics.BoxAndWhiskerCalculator
A utility class that calculates the mean, median, quartiles Q1 and Q3, plus a list of outlier values...all from an arbitrary list of Number objects.
| Constructor Summary | |
BoxAndWhiskerCalculator()
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| Method Summary | |
static BoxAndWhiskerItem |
calculateBoxAndWhiskerStatistics(java.util.List values)
Calculates the statistics required for a BoxAndWhiskerItem. |
static double |
calculateMean(java.util.List values)
Deprecated. This method has been moved to the Statistics class. |
static double |
calculateMedian(java.util.List values)
Deprecated. Moved to the Statistics class. |
static double |
calculateMedian(java.util.List values,
int start,
int end)
Deprecated. Moved to the Statistics class. |
static double |
calculateQ1(java.util.List values)
Calculates the first quartile for a list of numbers in ascending order. |
static double |
calculateQ3(java.util.List values)
Calculates the third quartile for a list of numbers in ascending order. |
| Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
public BoxAndWhiskerCalculator()
| Method Detail |
public static BoxAndWhiskerItem calculateBoxAndWhiskerStatistics(java.util.List values)
BoxAndWhiskerItem.
Any items in the list that are not instances of the Number class are ignored.
Likewise, null values are ignored.
values - A list of numbers (a null list is not permitted).
public static double calculateQ1(java.util.List values)
values - the numbers in ascending order.
public static double calculateQ3(java.util.List values)
values - the list of values.
public static double calculateMean(java.util.List values)
Statistics class.
values - a list of numbers.
public static double calculateMedian(java.util.List values)
Statistics class.
Number objects) that are in
ascending order.
values - the values in ascending order.
public static double calculateMedian(java.util.List values,
int start,
int end)
Statistics class.
values - the values in ascending order.start - the start index.end - the end index.
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