class Analyzer(private val outlierFilter: Seq[Double] => Seq[Double]) {
  def analyze(inputs: Seq[Double]): BasicStats = {
    val filteredInputs = outlierFilter(inputs)
    // TODO: implement stub
    null
  }
}

object Analyzer extends App {

  def filterNothing(inputs: Seq[Double]): Seq[Double] = inputs
  def filterStandard(inputs: Seq[Double]): Seq[Double] = {
    // TODO: implement stub
    inputs
  }
  def filterAggressive(inputs: Seq[Double]): Seq[Double] = {
    // TODO: implement stub
    inputs
  }

  val inputs = Seq(1.2, 3.6, 2.1, 14738.3)

  val analyzer1 = new Analyzer(filterNothing)
  val stats1 = analyzer1.analyze(inputs)

  val analyzer2 = new Analyzer(filterStandard)
  val stats2 = analyzer2.analyze(inputs)

  val analyzer3 = new Analyzer(filterAggressive)
  val stats3 = analyzer3.analyze(inputs)
}