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A student researcher is studying sleep and memory. They draft the hypothesis: 'There is no difference in recall scores between students who sleep 8 hours and those who sleep 4 hours.' Apply the characteristics of a good hypothesis to rewrite this statement into a single-sentence hypothesis that is positive and logical, assuming that more sleep improves memory.
Question: A student researcher is studying sleep and memory. They draft the hypothesis: 'There is no difference in recall scores between students who sleep 8 hours and those who sleep 4 hours.' Apply the characteristics of a good hypothesis to rewrite this statement into a single-sentence hypothesis that is positive and logical, assuming that more sleep improves memory.
Sample answer: Students who sleep for 8 hours will achieve higher recall scores on a memory test than students who sleep for 4 hours.
Key points:
- Rewrite the hypothesis to be positive by asserting that a specific relationship exists (e.g., higher recall scores) rather than claiming no difference.
- Ensure the hypothesis is logical by showing a relationship consistent with sleep improving memory.
- Present the final formulation as a single clear research hypothesis sentence.
Rubric: The rewritten hypothesis must be a single sentence that is positive (asserting a specific effect or relationship exists) and logical (consistent with the assumption that more sleep improves memory/performance).
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Research Methods in Psychology - 4th American Edition @ KPU
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A student researcher is studying sleep and memory. They draft the hypothesis: 'There is no difference in recall scores between students who sleep 8 hours and those who sleep 4 hours.' Apply the characteristics of a good hypothesis to rewrite this statement into a single-sentence hypothesis that is positive and logical, assuming that more sleep improves memory.