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Statistical significance is a characteristic of a statistic viewed in light of a null hypothesis and a given significance level. It reflects whether the statistic belongs to the rejection region (is statistically significant) or the acceptance region (is not statistically significant).
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Measuring Statistically Significant Lift in Weekly Sales (Using T-Test)
Overview
Your instinct to use a t-test is ok, but maybe a non-parametric equivalent would be better. More importantly, your data and experimental design might not match the conclusions you want to dr …