Lemma
MediumAverages
AQuA-RAT train #38075 · Arithmetic · Averages

If a certain sample of data has a mean of 30.0 and…

If a certain sample of data has a mean of 30.0 and a standard deviation of 2.0, which of the following pairs contain two values that are each at least 2.5 standard deviations from the mean?

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #38075

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