M201quiz1TuesdayPink_2011F_Sol

M201quiz1TuesdayPink_2011F_Sol - a continuous random...

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MATH201 11F Name:____________________________________________________ Quiz 1 Tuesday Pink Solution Lab Section:__________ You must attach a signed lab switch form if you are taking this quiz in a lab section other than the one for which you are registered. Closed book / closed notes. 10 points Attach your solution to Lab #3. : Consider the following serum cholesterol concentrations for a sample of male turtles: 220.1, 218.6, 229.6, 228.8, 222.0, 224.1, 226.5 1. 2 points . Find 2. 2 points . Find the median rodent body weight. Ordered set: 218.6, 220.1, 222.0 , 224.1, 226.5, 228.8, 229.6 The median is 224.1. 3. 1 point. A random variable that arises from the measuring process is called
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Unformatted text preview: a continuous random variable. 4. 2 points . Which graphical display is best to present things such as budget categories, geographic regions, and time/resource allocations? Pie chart/bar graph / stem and leaf plot/ histogram. Circle all that are applicable. Pie chart/bar graph 5. 3 points . The following data represent costs ($) of a sample of 30 postal mailings by a company. 3.67 2.75 9.15 5.11 3.32 2.09 1.83 10.94 1.93 3.89 7.20 2.78 6.72 7.80 5.47 4.15 3.55 3.53 3.34 4.95 5.42 8.64 4.84 4.10 5.10 6.45 4.65 1.97 2.84 3.21 Using dollars as a stem, construct a stem-and-leaf plot of the data. 1 899 2 0778 3 2335568 4 11689 5 1144 6 47 7 28 8 6 9 1 10 9...
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