IGCSE /Grade 9
Maths MCQ Based On Identifying representative random and biased samples
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IGCSE Grade 9 Maths Identifying representative random and biased samples
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Read the question carefully.
Read the question carefully.
Read the question carefully.
reflect a group.
Read the question carefully.
Biased sample: Some items are more likely to be selected.
All items have an equal chance of being chosen.
The identification number is chosen out of set A under no criteria and conditions.
Only five students were approached randomly out of a class of 50 students.
Read the options carefully.
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