Stat1000W12_A1_sols

Stat1000W12_A1_sols - STAT 1000 Assignment 1 DUE: January...

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Unformatted text preview: STAT 1000 Assignment 1 DUE: January 25th (Wed. Eve. Section), January 26th (T/Th. Sections), January 27th (MWF. Sections) 1. [1 1 / 2 ] The following table gives the highest temperatures on record for selected cities: City Rank Highest Temp. ( F ) Phoenix, AZ 1 122 Sacramento, CA 2 115 El Paso, TX 3 114 Omaha, NE 3 114 Dallas-Fort Worth 4 113 Wichita, KS 4 113 Boise, ID 5 111 San Diego, CA 5 111 Los Angeles, CA 6 110 Bismarck, ND 7 109 For each of the following column headings, identify whether the variables are categorical and ordinal, categorical and nominal and quantitative. Solution: City Categorical and Nominal. Rank Categorical and Ordinal. Temp. Quantitative. 2. [1 1 / 2 ] The following table gives the best-selling albums of 1999 and the numbers sold: Album Artist/Group Sold (millions) Millennium Backstreet Boys 9.3 Baby One More Time Britney Spears 8.2 Ricky Martin Ricky Martin 5.9 Come on Over Shania Twain 5.5 Significant Other Limp Bizkit 4.8 Supernatural Santana 4.5 FanMail TLC 4.2 Devil Without a Cause Kid Rock 4.1 Christina Aguilera Christina Aguilera 3.4 Wide Open Spaces Dixie Chicks 3.4 For each of the following column headings, identify whether the variables are categorical and ordinal, categorical and nominal and quantitative. Solution: Album Categorical and Nominal. Artist/Group Categorical and Nominal. Sold (millions) Quantitative. 3. [5] Which of the following graph(s) could you use to study the following situations? (List all that apply) Bar Graph Pie Chart Histogram Stem and leaf plot back-to-back stemplot timeplot (a) What makes of cars do students drive? Solution: Bar graph, Pie chart. (b) How old are students cars? Solution: Histogram, Stem and leaf plot (c) How does the price of the Canadian dollar change (relative to the U.S. dollar) over the year? Solution: Timeplot (d) What are the number of medals won by each country participating in the Winter Olympics?...
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This note was uploaded on 04/01/2012 for the course STAT 1000 taught by Professor Xu during the Spring '12 term at Manitoba.

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Stat1000W12_A1_sols - STAT 1000 Assignment 1 DUE: January...

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