Lesson 3: Stemplots and Histograms

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August 30, 2015 at 10:38 pm  •  Posted in f15-busad265 by  •  1 Comment

Mon Aug 31

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Presentation:

Activity:

  • Create stemplots by hand
    • Problem 2.1 on p. 69
    • Problem 2.2 on p. 70

Assignment:

  • Create histograms using Google Sheets and the data for the problems below.
    • 2.7 The following data are the shoe sizes of 50 male students. The sizes are continuous data since shoe size is measured. Construct a histogram and calculate the width of each bar or class interval. Suppose you choose six bars. 9; 9; 9.5; 9.5; 10; 10; 10; 10; 10; 10; 10.5; 10.5; 10.5; 10.5; 10.5; 10.5; 10.5; 10.5 11; 11; 11; 11; 11; 11; 11; 11; 11; 11; 11; 11; 11; 11.5; 11.5; 11.5; 11.5; 11.5; 11.5; 11.5 12; 12; 12; 12; 12; 12; 12; 12.5; 12.5; 12.5; 12.5; 14

    • 2.9 The following data represent the number of employees at various restaurants in New York City. Using this data, create a histogram. 22; 35; 15; 26; 40; 28; 18; 20; 25; 34; 39; 42; 24; 22; 19; 27; 22; 34; 40; 20; 38; and 28 Use 10–19 as the first interval.

    • Post to your blog
  • Reading p. 67-69 and 76-77

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