exam1 solutions QRMS

exam1 solutions QRMS - QRMS Name: March 3, 2011 Practice...

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QRMS Name: Practice Exam 1 March 3, 2011 Instructions: Carefully read the directions for each problem or section. You may use a calculator, but you must show all work to receive credit . Useful formulas have been included at the end. Multiple Choice - 10pts. each For each problem, circle the one best answer. 1. Suppose that p is false and q is true. Which of the following statements are false ? (a) p or q (b) if p then q (c) if q then p (d) all of these (e) none of these 2. According to the 2011 Census, the population of Colorado is 5,116,796. Which of the numbers below has the same order of magnitude? (a) 6 . 3 × 10 3 (b) 4 . 5 × 10 4 (c) 4 . 1 × 10 5 (d) 8 . 5 × 10 6 (e) none of these 3. All of the following are equal except: (a) 140 100 (b) 7 5 (c) 1 . 4 (d) 140% (e) they are all equal
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4. What are the units Cal/sec measuring? (a) energy (b) power (c) speed (d) work (e) none of these 5. Which of the following is the most useful statistic to compare two savings accounts?
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exam1 solutions QRMS - QRMS Name: March 3, 2011 Practice...

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