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Openai/691718ed-7ba4-8006-96d5-a66e0d9678fe
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==== 虛無假設(null hypothesis, H0H_0H0)是統計推論中的核心概念。簡單來說,它是一個「沒有差異或沒有關係」的假設。研究者通常會透過統計檢定,來判斷是否有足夠證據去拒絕虛無假設。 ==== 例如: * H0H_0H0:男性和女性的平均薪資 沒有差異 * 對應的對立假設 (H1H_1H1):男性和女性的平均薪資 有差異
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