3
QuizMultiple Choice
Measures of Center
Question 3 • Concepts in Probability and Statistics - MA3120 B-CR
The graph shows the ages of different concertgoers who have backstage passes.
Answer
A
A late arrival who is 21 years old with a back-stage pass will make the mean greater than the median.B
The two holders of back-stage passes whose ages are above 40 make the mean age higher than the median age.C
The ages of concert-goers with backstage passes are skewed left, so the mean age is less than the median age.D
A concert-goer who is 18 years old and wins a back-stage pass will pull the mean more than 2 years less than the median.