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Frequency tables and dot plots

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Intros
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Lessons
  1. What is a Frequency Table?
  2. What is a Dot Plot?
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Examples
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Lessons
  1. Analyze the Frequency Table
    Stephen is doing a questionnaire about what movie genres his classmates like and he has made the following frequency table:
    Movie genre frequency
    Comedy4
    Action1
    Horror7
    Sci-fi2
    Thriller6
    1. How many students like horror movies?
    2. If each student could only pick one genre and all students voted, how many students are there in the class?
    3. What is the range?
  2. Understand the Dot Plot
    The following dot plot shows the number of student(s) who showed up to a daily meeting:
    dot plot of student daily meetings
    1. How many students were there on Tuesday?
    2. What is the range?
    3. How many students showed up during the first 3 days?
  3. Convert a Frequency Table Into a Dot Plot
    The below data set shows the average number of subjects each student takes.
    4  6  3  3  4  1  3  2  7  4  7  1  3
    1. Reflect the data set on a frequency table.
    2. Convert the frequency table from (a) to a dot plot.
    3. What is the range?