Cambridge IGCSE Statistics practice

Paper 1 structured question: Crude and standardised rates

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Crude and standardised rates

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Paper 1Statistical Techniques6 marks

Two regions, X and Y, have different age distributions. The following table shows the standard population and the death rates per 1000 people for each age group in both regions.

Data Table

Death Rates and Standard Population

Death rates per 1000 and standard population for age groups:

Age Group	Standard Population	Region X Death Rate	Region Y Death Rate
0-29	4000	3	4
30-59	3500	6	5
60+	2500	15	18

a
Calculate the expected number of deaths in Region X using the standard population.
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Aim for approximately 3 distinct marking points.
[3]
b
Calculate the standardised death rate per 1000 for Region Y using the standard population.
Your answer
Aim for approximately 3 distinct marking points.
[3]

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