Edna wishes to investigate the energy intake from eating out at restaurants for the households in her village - AQA - A-Level Maths Pure - Question 8 - 2019 - Paper 3
Question 8
Edna wishes to investigate the energy intake from eating out at restaurants for the households in her village.
She wants a sample of 100 households.
She has a list... show full transcript
Worked Solution & Example Answer:Edna wishes to investigate the energy intake from eating out at restaurants for the households in her village - AQA - A-Level Maths Pure - Question 8 - 2019 - Paper 3
Step 1
What is the population for this investigation?
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Answer
The population for this investigation consists of all the households in the village. Therefore, the correct answer is The 2065 households in the village.
Step 2
What is the sampling method suggested by Ralph?
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Answer
Ralph suggests using random numbers to select households for the study. This method qualifies as a Simple Random Sampling technique, as every household has an equal chance of being selected.
