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We want to know how having kids affects happiness. We surveyed 100 couples that were expecting a child in the next three months. We went

We want to know how having kids affects happiness. We surveyed 100 couples that were expecting a child in the next three months. We went back and surveyed those same 100 couples one year later. What test would we use to compare their previous scores with their current scores? Dependent samples t-test Independent samples t-test Correlation Chi-square

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