In Class Exercise a You are asked to evaluate the effect of a fast acting blood pressure medication. You take a random s
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In Class Exercise a You are asked to evaluate the effect of a fast acting blood pressure medication. You take a random s
In Class Exercise a You are asked to evaluate the effect of a fast acting blood pressure medication. You take a random sample of 200 people from the population and assign half of them at random to take the pill. Of the 100 you told to take the pill 25 refuse and 75 take it. At the end of a week you check the blood pressure of the group assigned to get the pill and it is 120 on average and the blood pressure of the group assigned to control is 127.5 on average. 1. What is Yi, what is Zi, what is D;? 2. What is the first stage? Estimate and interpret 3. What is the reduced form? Estimate and interpret. 4. What is the effect of the drug on blood pressure?
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