Casio FX-82AU PLUS manual Gallipoli, Australia and New Zealand joined the First World War1

Gallipoli

Australia and New Zealand joined the First World War1

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 14­year­old Australian. In which of the school years, Year 7, Year 9 or Year 11, would a 14­year­old 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	Frequency
(class)	centres
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.

AWhat is the modal class?

BIn this context, what does the mode represent?

CWhat 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.

DSet your calculator to statistics and enter the class centres in the score column and the frequencies in the frequency column. Remember to press pafter 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 2pto find the mean age of the sample of soldiers killed in the Gallipoli Campaign.

1The random sample information used in this activity was obtained from information on the Australian War Memorial, Canberra website.

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