STAT 1040 Midterm: Fall.2010.Exam1.solns

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31 Jan 2019
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Do not open the exam until you are instructed to do so. Directions: you have 75 minutes to complete the exam, which has 100 total possible points. Where numeric answers are required, you must show your work to receive credit. The formulas given below and the table on the last page may be useful for some of the questions. Where calculations are required, round to two decimal places. Under your recitation leader"s name, circle your recitation time: Possibly useful formulas for this exam: sd = [ave. of (value2)] (ave. of value)2. Sd for y: slope = r . This article goes on to report on a new double-blind randomized controlled experiment. According to this article, the study found that those who took folic acid and vitamin. B12 did not have a lower risk of another heart attack, compared to those who did not take the folic acid and b12.

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