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M201quiz1FridayWhite_2011F_Sol

# M201quiz1FridayWhite_2011F_Sol - advertising spending Pie...

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MATH201 11F Name:____________________________________________________ Quiz 1 Friday White 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 data which are amino acid concentrations (mg/100 m l) in arthropod hemolymph: 240.6, 238.2, 236.4, 244.8, 240.7, 241.3, 237.9 1. 2 points . Find 2. 2 points . Find the median amino acid concentration. Ordered data: 236.4, 237.9, 238.2, 240.6, 240.7, 241.3, 244.8 3. 1 point. A subset of the units of a population is called the sample 4. 2 points . Which graphical display is best to present things such as sales, water measurements, and
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Unformatted text preview: advertising spending? Pie chart/bar graph/ stem and leaf plot/ histogram. Circle all that are applicable. 5. 3 points . The following data represent Proctor & Gamble sales (millions) of bars of soap per week. 17.1 19.6 15.4 17.4 15.0 18.5 20.6 18.4 20.0 20.9 19.3 18.2 14.7 17.1 12.2 19.9 18.7 20.4 20.3 15.5 16.8 19.1 20.4 15.4 20.3 17.5 17.0 18.3 13.6 19.8 20.7 21.3 22.5 21.4 23.4 23.1 22.8 21.4 24.0 25.2 26.3 23.9 20.6 25.2 26.2 26.9 22.8 26.3 26.6 24.3 26.2 23.8 Using the whole numbers as a stem, construct a stem-and-leaf plot of the data. 12 2 13 6 14 7 15 0445 16 8 17 01145 18 23457 19 13689 20 033446679 21 344 22 588 23 1489 24 03 25 22 26 223369...
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