MAT 221 Midterm: MAT221-2009Fall
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MAT 221 Full Course Notes
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Ali, banerjee, crabbe, entner, griffin, hu, pollock, severn, shaw. Instructions: write your name on each page, show all of your work and label your answers clearly to get full credit. Aii answers to be giuen to 3 deci,mal places: make sure that your exam booklet has 10 problems, t\rrn off and put away all cell phones and similar devices, "write down completely any calculator commands you use. Do not write on the rest of this cover sheet! (your instructor will use this sheet for recording your scores. ) Problem 1. (10 poi,nts) a sample of employees in a large pharmaceutical company has been obtained. The length of time (in months) they have worked for the company \r/as recorded, and is given below: Justify your answer using the 1. 5 x iqr rule. Problem 3. (10 points)there were 8 students in a class.
