Statistics - Scatter Plots And Time Series Graphs

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Statistics - Scatter Plots And Time Series Graphs - Quiz

In mathematics when it comes to graphs preparing and reading them accurately is enough to solve any question that arises from it. Scatter plots and time series graphs are descriptive graphs that show changes in a variable over time. How good are your reading skills? Answer the questions below and find out.


Questions and Answers
  • 1. 
    Based on Figure 1, how many beetles could be supported by a forest of 30,000 trees?Based on Figure 1, how many beetles could be supported by a forest of 30,000 trees?
    • A. 

      10 million

    • B. 

      6 million

    • C. 

      30 million

    • D. 

      80 million

  • 2. 
    What is the independent variable?
    • A. 

      Number of beetles

    • B. 

      Number of trees

    • C. 

      30,000

    • D. 

      Trees Needed To Support the Beetle Population

  • 3. 
    What is the dependent variable?
    • A. 

      Number of beetles

    • B. 

      Number of trees

    • C. 

      25,000

    • D. 

      Trees Needed to Support the Beetle Population

  • 4. 
    Which of the following statements is true regarding Figure 1?
    • A. 

      The beetle population is the independent variable.

    • B. 

      The number of trees is the depedent variable.

    • C. 

      The beetle population is the depdent variable.

    • D. 

      Botht the beetle population and the number of trees are independent variables.

  • 5. 
    Regarding Figure 1, which of these statements is incorrect?
    • A. 

      A greater number of trees indicates a higher beetle population.

    • B. 

      The number of beetles in an area is dependent upon the number of trees in that area.

    • C. 

      There is a positive correlation between the number of beetles in an area and the number of trees.

    • D. 

      There appears to be no correlation between the number of trees in an area and the beetle population.

  • 6. 
    Use Figure 2 to compare the life expectancy of the tree and beetle population.  What can be inferred from this chart?
    • A. 

      Beetles breed more slowly than trees.

    • B. 

      The beetle population increases more rapidly than the tree population.

    • C. 

      Trees will become extinct after 40 years.

    • D. 

      The number of trees is greater than the number of beetles after 40 years.

  • 7. 
    What is the independent variable?
    • A. 

      Years

    • B. 

      Beetles

    • C. 

      Trees

    • D. 

      Beetle/tree life

  • 8. 
    What is the name of the graphical display above?
    • A. 

      Histogram

    • B. 

      Box plot

    • C. 

      Scatter plot

    • D. 

      Time series graph

  • 9. 
    What is the beetle population after 20 years?
    • A. 

      10 million

    • B. 

      20 million

    • C. 

      30 million

    • D. 

      40 million

  • 10. 
    What is the tree population after 10 years?
    • A. 

      10 million

    • B. 

      10 thousand

    • C. 

      20 million

    • D. 

      20 thousand

  • 11. 
    Describe the trend of the graph above.
    • A. 

      Positive correlation

    • B. 

      Negative correlation

    • C. 

      No correlation

  • 12. 
    Describe the trend of the graph above.
    • A. 

      Positive correlation

    • B. 

      Negative correlation

    • C. 

      No correlation

  • 13. 
    Describe the trend of the graph above.
    • A. 

      Positive correlation

    • B. 

      Negative correlation

    • C. 

      No correlation

  • 14. 
    What is the independent variable?
    • A. 

      Miles per Gallon

    • B. 

      Weight of Car

    • C. 

      Y-axis

  • 15. 
    Describe the trend of the above graph.
    • A. 

      Positive trend

    • B. 

      Negative trend

    • C. 

      No correlation

  • 16. 
    What is the dependent variable?
    • A. 

      Miles per gallon

    • B. 

      Weight of Car

    • C. 

      Comparing Car Weights

  • 17. 
    Extrapolate to a car weighing 4500 lbs
    • A. 

      50 mpg

    • B. 

      30 mpg

    • C. 

      15 mpg

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