Easy1 markStructured
AQA GCSE · Question 17.1 · Planning and Designing Statistical Investigations
HS2 (High Speed 2) is a faster train service that will link major cities in England. Tom believes most people are against HS2 because it affects countryside and housing along its routes. He decides to gather opinions about HS2. Write down a hypothesis Tom could use for his study.
HS2 (High Speed 2) is a faster train service that will link major cities in England. Tom believes most people are against HS2 because it affects countryside and housing along its routes. He decides to gather opinions about HS2. Write down a hypothesis Tom could use for his study.
How to approach this question
A hypothesis is a clear, testable statement about the relationship between variables. Tom believes "most people are against HS2". Turn this belief into a formal statement that can be tested by collecting data. It should be specific and measurable.
Full Answer
More than 50% of people in the UK are against the development of HS2. (Or: A majority of people are against HS2).
A hypothesis is a precise and testable statement that predicts the outcome of a study. Tom's belief is that "most people are against HS2". To make this a testable hypothesis, we need to make it more specific. "Most people" can be defined as a majority, or more than 50%.
A suitable hypothesis would be:
"A majority of UK residents are opposed to the HS2 project."
or
"More than 50% of people in the UK are against the development of HS2."
This is a clear statement that can be tested by surveying a sample of the population and determining the percentage who are against HS2.
Common mistakes
✗ Writing a question instead of a statement (e.g., "Are people against HS2?").\n✗ Making the statement too vague (e.g., "People have opinions on HS2").\n✗ Stating Tom's belief rather than a formal hypothesis.
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