The sampling distribution of differences between means is the distribution of all possible A)sample means. B)differences between two means. C)differences between two means when drawn from the raw score populations described by H_a. D)differences between two means when drawn from the raw score populations described by H₀.

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The sampling distribution of differences between means is based on the null hypothesis (H0), which assumes no effect or difference, and it represents the distribution of differences between sample means if the null hypothesis is true.

The Sampling Distribution of Differences Between Means Is the Distribution