## org.jfree.data.statistics
Interface BoxAndWhiskerCategoryDataset

All Superinterfaces:
  CategoryDataset, Dataset, KeyedValues2D, Values2D

All Known Implementing Classes:
  DefaultBoxAndWhiskerCategoryDataset

    public interface BoxAndWhiskerCategoryDataset

extends CategoryDataset

A category dataset that defines various medians, outliers and an average value for each item.

Method Summary
`java.lang.Number` `getMaxOutlier(java.lang.Comparable rowKey, java.lang.Comparable columnKey)` Returns the maximum outlier (non-farout) for an item.
`java.lang.Number` `getMaxOutlier(int row, int column)` Returns the maximum outlier (non-farout) for an item.
`java.lang.Number` `getMaxRegularValue(java.lang.Comparable rowKey, java.lang.Comparable columnKey)` Returns the maximum regular (non-outlier) value for an item.
`java.lang.Number` `getMaxRegularValue(int row, int column)` Returns the maximum regular (non-outlier) value for an item.
`java.lang.Number` `getMeanValue(java.lang.Comparable rowKey, java.lang.Comparable columnKey)` Returns the average value for an item.
`java.lang.Number` `getMeanValue(int row, int column)` Returns the mean value for an item.
`java.lang.Number` `getMedianValue(java.lang.Comparable rowKey, java.lang.Comparable columnKey)` Returns the median value for an item.
`java.lang.Number` `getMedianValue(int row, int column)` Returns the median value for an item.
`java.lang.Number` `getMinOutlier(java.lang.Comparable rowKey, java.lang.Comparable columnKey)` Returns the minimum outlier (non-farout) for an item.
`java.lang.Number` `getMinOutlier(int row, int column)` Returns the minimum outlier (non-farout) for an item.
`java.lang.Number` `getMinRegularValue(java.lang.Comparable rowKey, java.lang.Comparable columnKey)` Returns the minimum regular (non-outlier) value for an item.
`java.lang.Number` `getMinRegularValue(int row, int column)` Returns the minimum regular (non-outlier) value for an item.
`java.util.List` `getOutliers(java.lang.Comparable rowKey, java.lang.Comparable columnKey)` Returns a list of outlier values for an item.
`java.util.List` `getOutliers(int row, int column)` Returns a list of outlier values for an item.
`java.lang.Number` `getQ1Value(java.lang.Comparable rowKey, java.lang.Comparable columnKey)` Returns the q1median value for an item.
`java.lang.Number` `getQ1Value(int row, int column)` Returns the q1median value for an item.
`java.lang.Number` `getQ3Value(java.lang.Comparable rowKey, java.lang.Comparable columnKey)` Returns the q3median value for an item.
`java.lang.Number` `getQ3Value(int row, int column)` Returns the q3median value for an item.

Methods inherited from interface org.jfree.data.KeyedValues2D
`getColumnIndex, getColumnKey, getColumnKeys, getRowIndex, getRowKey, getRowKeys, getValue`

Methods inherited from interface org.jfree.data.Values2D
`getColumnCount, getRowCount, getValue`

Methods inherited from interface org.jfree.data.general.Dataset
`addChangeListener, getGroup, removeChangeListener, setGroup`

Method Detail

### getMeanValue

    java.lang.Number getMeanValue(int row,
                                  int column)

  Returns the mean value for an item.

  Parameters:
    `row` - the row index (zero-based).
    `column` - the column index (zero-based).
  Returns:
    The mean value.

### getMeanValue

    java.lang.Number getMeanValue(java.lang.Comparable rowKey,
                                  java.lang.Comparable columnKey)

  Returns the average value for an item.

  Parameters:
    `rowKey` - the row key.
    `columnKey` - the columnKey.
  Returns:
    The average value.

### getMedianValue

    java.lang.Number getMedianValue(int row,
                                    int column)

  Returns the median value for an item.

  Parameters:
    `row` - the row index (zero-based).
    `column` - the column index (zero-based).
  Returns:
    The median value.

### getMedianValue

    java.lang.Number getMedianValue(java.lang.Comparable rowKey,
                                    java.lang.Comparable columnKey)

  Returns the median value for an item.

  Parameters:
    `rowKey` - the row key.
    `columnKey` - the columnKey.
  Returns:
    The median value.

### getQ1Value

    java.lang.Number getQ1Value(int row,
                                int column)

  Returns the q1median value for an item.

  Parameters:
    `row` - the row index (zero-based).
    `column` - the column index (zero-based).
  Returns:
    The q1median value.

### getQ1Value

    java.lang.Number getQ1Value(java.lang.Comparable rowKey,
                                java.lang.Comparable columnKey)

  Returns the q1median value for an item.

  Parameters:
    `rowKey` - the row key.
    `columnKey` - the columnKey.
  Returns:
    The q1median value.

### getQ3Value

    java.lang.Number getQ3Value(int row,
                                int column)

  Returns the q3median value for an item.

  Parameters:
    `row` - the row index (zero-based).
    `column` - the column index (zero-based).
  Returns:
    The q3median value.

### getQ3Value

    java.lang.Number getQ3Value(java.lang.Comparable rowKey,
                                java.lang.Comparable columnKey)

  Returns the q3median value for an item.

  Parameters:
    `rowKey` - the row key.
    `columnKey` - the columnKey.
  Returns:
    The q3median value.

### getMinRegularValue

    java.lang.Number getMinRegularValue(int row,
                                        int column)

  Returns the minimum regular (non-outlier) value for an item.

  Parameters:
    `row` - the row index (zero-based).
    `column` - the column index (zero-based).
  Returns:
    The minimum regular value.

### getMinRegularValue

    java.lang.Number getMinRegularValue(java.lang.Comparable rowKey,
                                        java.lang.Comparable columnKey)

  Returns the minimum regular (non-outlier) value for an item.

  Parameters:
    `rowKey` - the row key.
    `columnKey` - the columnKey.
  Returns:
    The minimum regular value.

### getMaxRegularValue

    java.lang.Number getMaxRegularValue(int row,
                                        int column)

  Returns the maximum regular (non-outlier) value for an item.

  Parameters:
    `row` - the row index (zero-based).
    `column` - the column index (zero-based).
  Returns:
    The maximum regular value.

### getMaxRegularValue

    java.lang.Number getMaxRegularValue(java.lang.Comparable rowKey,
                                        java.lang.Comparable columnKey)

  Returns the maximum regular (non-outlier) value for an item.

  Parameters:
    `rowKey` - the row key.
    `columnKey` - the columnKey.
  Returns:
    The maximum regular value.

### getMinOutlier

    java.lang.Number getMinOutlier(int row,
                                   int column)

  Returns the minimum outlier (non-farout) for an item.

  Parameters:
    `row` - the row index (zero-based).
    `column` - the column index (zero-based).
  Returns:
    The minimum outlier.

### getMinOutlier

    java.lang.Number getMinOutlier(java.lang.Comparable rowKey,
                                   java.lang.Comparable columnKey)

  Returns the minimum outlier (non-farout) for an item.

  Parameters:
    `rowKey` - the row key.
    `columnKey` - the columnKey.
  Returns:
    The minimum outlier.

### getMaxOutlier

    java.lang.Number getMaxOutlier(int row,
                                   int column)

  Returns the maximum outlier (non-farout) for an item.

  Parameters:
    `row` - the row index (zero-based).
    `column` - the column index (zero-based).
  Returns:
    The maximum outlier.

### getMaxOutlier

    java.lang.Number getMaxOutlier(java.lang.Comparable rowKey,
                                   java.lang.Comparable columnKey)

  Returns the maximum outlier (non-farout) for an item.

  Parameters:
    `rowKey` - the row key.
    `columnKey` - the columnKey.
  Returns:
    The maximum outlier.

### getOutliers

    java.util.List getOutliers(int row,
                               int column)

  Returns a list of outlier values for an item. The list may be empty, but should never be `null`.

  Parameters:
    `row` - the row index (zero-based).
    `column` - the column index (zero-based).
  Returns:
    A list of outliers for an item.

### getOutliers

    java.util.List getOutliers(java.lang.Comparable rowKey,
                               java.lang.Comparable columnKey)

  Returns a list of outlier values for an item. The list may be empty, but should never be `null`.

  Parameters:
    `rowKey` - the row key.
    `columnKey` - the columnKey.
  Returns:
    A list of outlier values for an item.