[lucene-solr] branch SOLR-13105-visual updated: SOLR-13105: Start statistics vis 2

[jb...@apache.org]

This is an automated email from the ASF dual-hosted git repository.

jbernste pushed a commit to branch SOLR-13105-visual
in repository https://gitbox.apache.org/repos/asf/lucene-solr.git


The following commit(s) were added to refs/heads/SOLR-13105-visual by this push:
     new 601cb15  SOLR-13105: Start statistics vis 2
601cb15 is described below

commit 601cb1518622b4488039471b2c95582e7e488f1a
Author: Joel Bernstein <jb...@apache.org>
AuthorDate: Tue Jun 25 13:31:18 2019 -0400

    SOLR-13105: Start statistics vis 2
---
 .../src/images/math-expressions/quantiles1.png         | Bin 0 -> 213447 bytes
 solr/solr-ref-guide/src/statistics.adoc                |  10 +++++++++-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/solr/solr-ref-guide/src/images/math-expressions/quantiles1.png b/solr/solr-ref-guide/src/images/math-expressions/quantiles1.png
new file mode 100644
index 0000000..106d7d2
Binary files /dev/null and b/solr/solr-ref-guide/src/images/math-expressions/quantiles1.png differ
diff --git a/solr/solr-ref-guide/src/statistics.adoc b/solr/solr-ref-guide/src/statistics.adoc
index 95777cd..4963041 100644
--- a/solr/solr-ref-guide/src/statistics.adoc
+++ b/solr/solr-ref-guide/src/statistics.adoc
@@ -213,7 +213,7 @@ image::images/math-expressions/freqTable.png[]
 
 The frequency table can then be plotted by switching to a bar chart and selecting
 the *value* column for the *x-axis*. Any of the other columns can be visualized
-on the the *y-axis*. The example below visualizes the *cumPct* column which is the
+on the *y-axis*. The example below visualizes the *cumPct* column which is the
 cumulative percent at each value.
 
 image::images/math-expressions/cumPct.png[]
@@ -286,6 +286,14 @@ When this expression is sent to the `/stream` handler it responds with:
 }
 ----
 
+=== Quantile Plots
+
+A quantile plot or QQ Plot plots the percentiles from two distributions on the
+the same scatter plot. 
+
+image::images/math-expressions/quantiles1.png[]
+
+
 == Covariance and Correlation
 
 Covariance and Correlation measure how random variables move