Merge pull request #16345 from lbrito1/patch-1

Changes "that is" to "for example".

Author: clintongormley

docs/reference/aggregations/pipeline.asciidoc

@@ -22,7 +22,7 @@ parameter to indicate the paths to the required metrics. The syntax for defining
 
 Pipeline aggregations cannot have sub-aggregations but depending on the type it can reference another pipeline in the `buckets_path`
 allowing pipeline aggregations to be chained.  For example, you can chain together two derivatives to calculate the second derivative
-(e.g. a derivative of a derivative).
+(i.e. a derivative of a derivative).
 
 NOTE: Because pipeline aggregations only add to the output, when chaining pipeline aggregations the output of each pipeline aggregation 
 will be included in the final output.