Github user chetkhatri commented on a diff in the pull request: https://github.com/apache/spark/pull/20070#discussion_r159134489 --- Diff: examples/src/main/scala/org/apache/spark/examples/mllib/HypothesisTestingExample.scala --- @@ -68,7 +68,7 @@ object HypothesisTestingExample { // against the label. val featureTestResults: Array[ChiSqTestResult] = Statistics.chiSqTest(obs) featureTestResults.zipWithIndex.foreach { case (k, v) => - println("Column " + (v + 1).toString + ":") + println(s"Column ${(v + 1).toString} :") --- End diff -- @srowen Thanks , Changes addressed
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