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Homework ch 8-9
<p>Q2.1: the sample mean is 5,502.76</p><p>Q2.2: p-value is 0</p><p>Q2.3: Since the p-value is <strong>less than 0.05</strong>, we <strong>reject the null […]
Regression 1 group project
<h2><strong>Null Hypothesis: Exam kits do not correlated with total purchase amount.<br>Alternative: EKs are correlated with total purchase […]