10. 11. You are Trying To decide beTween The qualiTy of Two Types of jeans. Levi's jeans have an average of 220 washes before They fray (i.e. become worn ouT), wiTh a sTandard deviaTion of 7 washes. Jordache's jeans have an average of 200 washes before They fray wiTh a sTandard deviaTion of 15 washes. If you liked each Type of jeans equally and your decision To buy Them was based only on These sTaTisTics, which one would you buy and why? JusTify your decision maThemaTicaIIy. [3 marks] Mr. and Mrs. MaTh are examining daTa regarding The life expecTancies of males and females in a sample of counTries around The world. The daTa Fem\