Moderate# The Truth about Outliers Part One

APSTAT-JLUVPN

Which of the following statements about outliers is true?

I.Outliers are easier to recognize in a histogram than in a stemplot.

II.When a distribution shows a possible outlier, the mean should be calculated two ways - with and without the outlier.

III.When a histogram shows a possible outlier, the bin width should be increased until the suspected value no longer looks like an outlier.