Post on 26-Feb-2018
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!BoxPlots
Videos149and150onwww.corbettmaths.com
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Question1: Drawaboxplotforeachofthefollowing.(a) (b) (c)
Question2: Foreachboxplotbelow,Gindthe(i)median,(ii)interquartilerange,(iii)range(a) (b)
(c) (d)
Question3: Drawaboxplotforeachofthefollowing.(a) (b) (c)
Workout
© CORBETTMATHS 2016
� �
!BoxPlots
Videos149and150onwww.corbettmaths.com
Question4: Drawaboxplotforeachsetofdata
(a) 8,10,13,14,14,15,15,16,18,19,21,22,24,29,35
(b) 40,80,90,90,100,120,130
(c) 5.9,7.3,7.8,8,8.4,8.7,8.9,8.9,8.9,9,9,9.1,9.1,9.3,9.5,9.6,9.9,10.5,10.9
Question5: Comparethedistributionsofeachpairofboxplotsbelow.(a) (b)
(c) (d)
© CORBETTMATHS 2016
� �
!BoxPlots
Videos149and150onwww.corbettmaths.com
�
Question1: GarethandWaynearetwofootballers. Thetableshowsinformationaboutthenumberofpassestheymakeineach gameoveraseason.
(a) Findthemissingvaluesfromthetable
(b)Usingthesamescale,drawboxplotstorepresentthedata.
(c)Compareandcontrastthetwoboxplots
Question2: Rosieisgoingonholidaytoanisland. TheboxplotsbelowshowinformationaboutthedailyaveragerainfallinMay andJuneontheisland.
(a) WhatwasthemedianrainfallinMay?
(b)WhatwasthehighestrainfallinJune?
(c)WhatpercentageofdaysinJunehadover2.5mmofrain?
(d)WhatpercentageofdaysinMayhadover2.5mmofrain?
(e)WhatpercentageofdaysinMayhadunder1.2mmofrain?
(f)WhenwouldyourecommendRosievisitstheisland?Explainyouranswer.
Apply
© CORBETTMATHS 2016
� �
!BoxPlots
Videos149and150onwww.corbettmaths.com
Question3: MrJonesisanestateagentontheIsleofMan. Hehascreatedthistabletoshowinformationaboutthepricesofhouseshehas sold. Explainhowyouknowhehasmadeamistake.
Question4: Theboxplotshowinformationaboutthemassesofapplesinacrate.
Jackisgoingtoselectapplesatrandomfromthecrate. Afterselectingeachapple,herecordsitsmassandreturnsittothecratebefore pickinganother. Workouttheprobabilitythat:
(a)Jackpickstwoapples,bothunder75g
(b)Jackpickstwoapples,bothover90g
(c)Jackpickstwoapples,bothover105g
(d)Jackpickstwoapples,oneunder90gandoneover105g
(e)Jackpicksthreeapples,allover105g
(f)Jackpicksthreeapples,twoover105gandoneunder75g.
© CORBETTMATHS 2016