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Home > Maths > Data Handling > Sampling - Higher

Maths

Data Handling

Sampling - Higher - Test

1.

Where a sample as far as possible reflects the whole population. This method is often used by market research companies.

2.

Every member of a 'population' is tested.

3.

Each member of a population is allocated a number (001, 002, 003...) and matched with a list of computer-generated numbers. Those which are matched are tested.

4.

When testing pre-existing groups, a proportional representation of each group is tested.

5.

Doesn't select totally random members of one population.

A school has 600 pupils. The number in each year group is shown below:

Year7891011
Number of pupils114132120126108

A stratified sample of 100 pupils is to be taken. How many pupils from each year group should be tested?

6.

Year 7

7.

Year 8

8.

Year 9

9.

Year 10

10.

Year 11