Dr. Reichler’s Bio 309D Exam #1 Feb. 22, 2010 Print Name:______KEY___________________ Read each question carefully and don’t hesitate to ask if a question seems unclear. If possible, answer each question in the space provided, but if needed, continue on the back. If you use a drawing as part of your answer, be sure to also include a written explanation. These questions have specific answers, although for some, more than one answer is possible. To receive full credit you must clearly and fully answer the question being asked. If you add incorrect extraneous information, points will be deducted. The points for each question are noted in parentheses totaling 60 points. 1. Molly wants to know what is the favorite color of U.T. professors. Her hypotheses are: blue, red, green, and yellow. She asks each of her professors from her current classes. The replies are green, blue, blue, purple, blue, and magenta. She concludes that the favorite color of U.T. professors is blue. Has she done Strong Inference properly? Why or why not? (10 pts) No. Many reasons, only need one of: Not enough hypotheses; did not include all colors. Not reliable data; only polled a few professors that may not be representative of all UT profs.
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