Explain what it means to say that lim xl12 fsxd 3 and lim x l11 fsxd 7 In this situation is it possible that limxl1 fsxd exists? Explain.

100B Monday Lecture Week 2 - You had to do 100B work over the weekend - Hypothesis: testable prediction - Correlation: two variable are correlated (part of hypothesis) - If we find out that these two variables are correlated we can make predictions o But we cannot apply causation because Third variable problem We don’t know directionality (which causes which) o We can’t apply causal claims - Example: coffee consumption and fertility are correlated o Of women trying to get pregnant, women who drank more than three cups of coffee per day take at least more than a year to conceive. o Predictor variable: amount of coffee that women drink per day o Criterion