Casio FX-82AU PLUS Calculator User Manual


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30
Gallipoli
Australia and New Zealand joined the First World War
1
In1915soldiersfromAustraliaandNewZealandjoinedalliesfromBritain,FranceandIndiato
fightagainstsoldiersfromTurkeyintheGallipoliCampaign.Asyouworkthroughthissetof
questionsyouwilllearnaboutsomeofthetragedyofwarandofGallipoliinparticular.
1. TheyoungestANZACsoldiertodieintheGallipoliCampaignwasJamesMartin.He
wasa14yearoldAustralian.Inwhichoftheschoolyears,Year7,Year9orYear11,
woulda14yearoldboybeincludedtoday?
2. MajorFrankChapmanfromNewZealandwastheoldestANZACtodieinGallipoli.He
was57yearsold.WhatwastherangeinagesofANZACsoldierswhodiedinthe
GallipoliCampaign?
3. Thistableshowsarandomsampleoftheagesof520ANZACsoldierswhodiedin
Gallipoli.
Ages
(class)
Class
centre s
Frequency
16 20 18 78
21 25 23 226
26 30 28 110
31 35 33 58
36 40 38 36
41 45 43 9
46 50 48 3
Usetheinformationinthetabletoanswerthesequestions.
A Whatisthemodalclass?
B Inthiscontext,whatdoesthemoderepresent?
C Whatfractionofthesoldiersinthesamplewere25yearsoldorlesswhenthey
werekilled?Useyourcalculatortoexpressthisfractioninitssimplestform.
D Setyourcalculatortostatisticsandentertheclasscentresinthescorecolumn
andthefrequenciesinthefrequencycolumn.Remembertopresspafteryou
entereachvalue.Ifyouwanttochangeavalue,highlightthevalueandtype
overit.Whenyou’vefinishedenteringallthevaluespressC.Thenpress
SHIFT1(STAT)and4(Var).Press2 ptofindthemeanage ofthe
sampleofsoldierskilledintheGallipoliCampaign.
1
TherandomsampleinformationusedinthisactivitywasobtainedfrominformationontheAustralian
WarMemorial,Canberrawebsite.
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