null hypothesis
Pronunciation
Noun
B2 Upper-intermediate
Quick answer
In statistics, the default assumption that there is no real effect or difference, which a study tries to gather evidence against.
Test yourself
Which word fits the gap? "The trial failed to reject the _____, meaning the drug showed no clear benefit over a placebo."
Answer: null hypothesis
In your own words, what does "null hypothesis" mean?
In statistics, the default assumption that there is no real effect or difference, which a study tries to gather evidence against.
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