2116 Univariate Data - DOT Plots

10 Questions | Total Attempts: 408

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2116 Univariate Data - DOT Plots

Questions and Answers
  • 1. 
    Dot plots are used for :
    • A. 

      All categorical data

    • B. 

      All numerical data

    • C. 

      Small numerical data sets

    • D. 

      Small categorical data sets

    • E. 

      Data sets greater than 50

    • F. 

      I don't know

  • 2. 
    When we describe a dot plot, sometimes we :
    • A. 

      Have too little data to comment on the shape of the distribution

    • B. 

      Have too much data to comment on the centre of the distribution

    • C. 

      Have too much to comment on the distribution at all

    • D. 

      Make assumptions about the centre of the distribution

    • E. 

      Add more dots to predict the pattern

    • F. 

      I don't know

  • 3. 
    By simply looking at a dot plot, it is easy to find the
    • A. 

      Modal class

    • B. 

      Standard deviation

    • C. 

      Interquartile range

    • D. 

      Z scores

    • E. 

      Mean

    • F. 

      I don't know

  • 4. 
    When creating a dot plot, when several points share the same value, we :
    • A. 

      Ignore the duplicate value

    • B. 

      Put the value beside the previous dot

    • C. 

      Stack the dots on top of one another

    • D. 

      Change the colour of the dot

    • E. 

      Count the extra dots as outliers

    • F. 

      I don't know

  • 5. 
    The dot plot shown above could be described as :
    • A. 

      Pointy

    • B. 

      Normally distributed

    • C. 

      Symmetrically skewed

    • D. 

      Negatively skewed

    • E. 

      Optimal

    • F. 

      I don't know

  • 6. 
    The dot plot shown above :
    • A. 

      Is negatively skewed

    • B. 

      Is normally distributed

    • C. 

      Symmetrically skewed

    • D. 

      Shows no real shape in its distribution

    • E. 

      Optimal

    • F. 

      I don't know

  • 7. 
    The dot plot shown above :
    • A. 

      Is negatively skewed

    • B. 

      Is normally distributed

    • C. 

      Symmetrically skewed

    • D. 

      Positively skewed

    • E. 

      Optimal

    • F. 

      I don't know

  • 8. 
    The dot plot shown above has a modal class of :
    • A. 

      10

    • B. 

      19

    • C. 

      11

    • D. 

      16

    • E. 

      Less than 12

    • F. 

      I don't know

  • 9. 
    The dot plot shown above :
    • A. 

      Is negatively skewed

    • B. 

      Has a mode of 5

    • C. 

      Is symmetrically skewed

    • D. 

      Shows no real shape in its distribution

    • E. 

      Is optimal

    • F. 

      I don't know

  • 10. 
    The dot plot shown above has a range of :
    • A. 

      10

    • B. 

      19

    • C. 

      11

    • D. 

      16

    • E. 

      9

    • F. 

      I don't know

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