2420 Back To Back STEM Plots

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| By Anthony Nunan
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Anthony Nunan
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Quizzes Created: 132 | Total Attempts: 47,205
| Attempts: 398
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  • 1/44 Questions

    What is the shape of the data on the left?

    • Negatively Skewed
    • Positively Skewed
    • Symmetrical
    • Positively Skewed with a Potential Outlier
    • Negatively Skewed with a Potential Outlier
    • Symmetrical with a Potential Outlier
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Plot Quizzes & Trivia
About This Quiz

The '2420 Back to Back Stem Plots' quiz focuses on analyzing stem plots to determine data distribution shapes. It assesses skills in identifying skewness and potential outliers, relevant for students and professionals in statistics.


Quiz Preview

  • 2. 

    What is the shape of the data on the left?

    • Negatively Skewed

    • Positively Skewed

    • Symmetrical

    • Positively Skewed with a Potential Outlier

    • Negatively Skewed with a Potential Outlier

    • Symmetrical with a Potential Outlier

    Correct Answer
    A. Negatively Skewed
    Explanation
    Always be careful with the stem plot on the left, that you don't just rotate it clockwise to determine it's skew. Mirror it across to the right, then rotate anti-clockwise to get the shape of the data.

    Rate this question:

  • 3. 

    What is the shape of the data on the left?

    • Negatively Skewed

    • Positively Skewed

    • Symmetrical

    • Positively Skewed with a Potential Outlier

    • Negatively Skewed with a Potential Outlier

    • Symmetrical with a Potential Outlier

    Correct Answer
    A. Negatively Skewed
    Explanation
    Always be careful with the stem plot on the left, that you don't just rotate it clockwise to determine it's skew. Mirror it across to the right, then rotate anti-clockwise to get the shape of the data.

    Rate this question:

  • 4. 

    What is the shape of the data on the left?

    • Negatively Skewed

    • Positively Skewed

    • Symmetrical

    • Positively Skewed with a Potential Outlier

    • Negatively Skewed with a Potential Outlier

    • Symmetrical with a Potential Outlier

    Correct Answer
    A. Negatively Skewed
    Explanation
    Always be careful with the stem plot on the left, that you don't just rotate it clockwise to determine it's skew. Mirror it across to the right, then rotate anti-clockwise to get the shape of the data.

    Rate this question:

  • 5. 

    What is the shape of the data on the left?

    • Negatively Skewed

    • Positively Skewed

    • Symmetrical

    • Positively Skewed with a Potential Outlier

    • Negatively Skewed with a Potential Outlier

    • Symmetrical with a Potential Outlier

    Correct Answer
    A. Negatively Skewed with a Potential Outlier
    Explanation
    Always be careful with the stem plot on the left, that you don't just rotate it clockwise to determine it's skew. Mirror it across to the right, then rotate anti-clockwise to get the shape of the data.

    Rate this question:

  • 6. 

    What is the shape of the data on the left?

    • Negatively Skewed

    • Positively Skewed

    • Symmetrical

    • Positively Skewed with a Potential Outlier

    • Negatively Skewed with a Potential Outlier

    • Symmetrical with a Potential Outlier

    Correct Answer
    A. Negatively Skewed with a Potential Outlier
    Explanation
    Always be careful with the stem plot on the left, that you don't just rotate it clockwise to determine it's skew. Mirror it across to the right, then rotate anti-clockwise to get the shape of the data.

    Rate this question:

  • 7. 

    What is the shape of the data on the left?

    • Negatively Skewed

    • Positively Skewed

    • Symmetrical

    • Positively Skewed with a Potential Outlier

    • Negatively Skewed with a Potential Outlier

    • Symmetrical with a Potential Outlier

    Correct Answer
    A. Negatively Skewed with a Potential Outlier
    Explanation
    Always be careful with the stem plot on the left, that you don't just rotate it clockwise to determine it's skew. Mirror it across to the right, then rotate anti-clockwise to get the shape of the data.

    Rate this question:

  • 8. 

    What is the shape of the data on the left?

    • Negatively Skewed

    • Positively Skewed

    • Symmetrical

    • Positively Skewed with a Potential Outlier

    • Negatively Skewed with a Potential Outlier

    • Symmetrical with a Potential Outlier

    Correct Answer
    A. Negatively Skewed
    Explanation
    Always be careful with the stem plot on the left, that you don't just rotate it clockwise to determine it's skew. Mirror it across to the right, then rotate anti-clockwise to get the shape of the data.

    Rate this question:

  • 9. 

    What is the shape of the data on the left?

    • Negatively Skewed

    • Positively Skewed

    • Symmetrical

    • Positively Skewed with a Potential Outlier

    • Negatively Skewed with a Potential Outlier

    • Symmetrical with a Potential Outlier

    Correct Answer
    A. Negatively Skewed
    Explanation
    Always be careful with the stem plot on the left, that you don't just rotate it clockwise to determine it's skew. Mirror it across to the right, then rotate anti-clockwise to get the shape of the data.

    Rate this question:

  • 10. 

    What is the shape of the data on the left?

    • Negatively Skewed

    • Positively Skewed

    • Symmetrical

    • Positively Skewed with a Potential Outlier

    • Negatively Skewed with a Potential Outlier

    • Symmetrical with a Potential Outlier

    Correct Answer
    A. Negatively Skewed
    Explanation
    Always be careful with the stem plot on the left, that you don't just rotate it clockwise to determine it's skew. Mirror it across to the right, then rotate anti-clockwise to get the shape of the data.

    Rate this question:

  • 11. 

    What is the shape of the data on the left?

    • Negatively Skewed

    • Positively Skewed

    • Symmetrical

    • Positively Skewed with a Potential Outlier

    • Negatively Skewed with a Potential Outlier

    • Symmetrical with a Potential Outlier

    Correct Answer
    A. Negatively Skewed
    Explanation
    Always be careful with the stem plot on the left, that you don't just rotate it clockwise to determine it's skew. Mirror it across to the right, then rotate anti-clockwise to get the shape of the data.

    Rate this question:

  • 12. 

    What is the shape of the data on the left?

    • Negatively Skewed

    • Positively Skewed

    • Symmetrical

    • Positively Skewed with a Potential Outlier

    • Negatively Skewed with a Potential Outlier

    • Symmetrical with a Potential Outlier

    Correct Answer
    A. Negatively Skewed with a Potential Outlier
    Explanation
    Always be careful with the stem plot on the left, that you don't just rotate it clockwise to determine it's skew. Mirror it across to the right, then rotate anti-clockwise to get the shape of the data.

    Rate this question:

  • 13. 

    What is the shape of the data on the left?

    • Negatively Skewed

    • Positively Skewed

    • Symmetrical

    • Positively Skewed with a Potential Outlier

    • Negatively Skewed with a Potential Outlier

    • Symmetrical with a Potential Outlier

    Correct Answer
    A. Negatively Skewed with a Potential Outlier
    Explanation
    Always be careful with the stem plot on the left, that you don't just rotate it clockwise to determine it's skew. Mirror it across to the right, then rotate anti-clockwise to get the shape of the data.

    Rate this question:

  • 14. 

    What is the shape of the data on the left?

    • Negatively Skewed

    • Positively Skewed

    • Symmetrical

    • Positively Skewed with a Potential Outlier

    • Negatively Skewed with a Potential Outlier

    • Symmetrical with a Potential Outlier

    Correct Answer
    A. Negatively Skewed with a Potential Outlier
    Explanation
    Always be careful with the stem plot on the left, that you don't just rotate it clockwise to determine it's skew. Mirror it across to the right, then rotate anti-clockwise to get the shape of the data.

    Rate this question:

  • 15. 

    What is the shape of the data on the left?

    • Negatively Skewed

    • Positively Skewed

    • Symmetrical

    • Positively Skewed with a Potential Outlier

    • Negatively Skewed with a Potential Outlier

    • Symmetrical with a Potential Outlier

    Correct Answer
    A. Positively Skewed
    Explanation
    Always be careful with the stem plot on the left, that you don't just rotate it clockwise to determine it's skew. Mirror it across to the right, then rotate anti-clockwise to get the shape of the data.

    Rate this question:

  • 16. 

    What is the shape of the data on the left?

    • Negatively Skewed

    • Positively Skewed

    • Symmetrical

    • Positively Skewed with a Potential Outlier

    • Negatively Skewed with a Potential Outlier

    • Symmetrical with a Potential Outlier

    Correct Answer
    A. Positively Skewed
    Explanation
    Always be careful with the stem plot on the left, that you don't just rotate it clockwise to determine it's skew. Mirror it across to the right, then rotate anti-clockwise to get the shape of the data.

    Rate this question:

  • 17. 

    What is the shape of the data on the left?

    • Negatively Skewed

    • Positively Skewed

    • Symmetrical

    • Positively Skewed with a Potential Outlier

    • Negatively Skewed with a Potential Outlier

    • Symmetrical with a Potential Outlier

    Correct Answer
    A. Positively Skewed
    Explanation
    Always be careful with the stem plot on the left, that you don't just rotate it clockwise to determine it's skew. Mirror it across to the right, then rotate anti-clockwise to get the shape of the data.

    Rate this question:

  • 18. 

    What is the shape of the data on the left?

    • Negatively Skewed

    • Positively Skewed

    • Symmetrical

    • Positively Skewed with a Potential Outlier

    • Negatively Skewed with a Potential Outlier

    • Symmetrical with a Potential Outlier

    Correct Answer
    A. Positively Skewed
    Explanation
    Always be careful with the stem plot on the left, that you don't just rotate it clockwise to determine it's skew. Mirror it across to the right, then rotate anti-clockwise to get the shape of the data.

    Rate this question:

  • 19. 

    What is the shape of the data on the left?

    • Negatively Skewed

    • Positively Skewed

    • Symmetrical

    • Positively Skewed with a Potential Outlier

    • Negatively Skewed with a Potential Outlier

    • Symmetrical with a Potential Outlier

    Correct Answer
    A. Positively Skewed
    Explanation
    Always be careful with the stem plot on the left, that you don't just rotate it clockwise to determine it's skew. Mirror it across to the right, then rotate anti-clockwise to get the shape of the data.

    Rate this question:

  • 20. 

    What is the shape of the data on the left?

    • Negatively Skewed

    • Positively Skewed

    • Symmetrical

    • Positively Skewed with a Potential Outlier

    • Negatively Skewed with a Potential Outlier

    • Symmetrical with a Potential Outlier

    Correct Answer
    A. Positively Skewed
    Explanation
    Always be careful with the stem plot on the left, that you don't just rotate it clockwise to determine it's skew. Mirror it across to the right, then rotate anti-clockwise to get the shape of the data.

    Rate this question:

  • 21. 

    What is the shape of the data on the left?

    • Negatively Skewed

    • Positively Skewed

    • Symmetrical

    • Positively Skewed with a Potential Outlier

    • Negatively Skewed with a Potential Outlier

    • Symmetrical with a Potential Outlier

    Correct Answer
    A. Positively Skewed
    Explanation
    Always be careful with the stem plot on the left, that you don't just rotate it clockwise to determine it's skew. Mirror it across to the right, then rotate anti-clockwise to get the shape of the data.

    Rate this question:

  • 22. 

    What is the shape of the data on the left?

    • Negatively Skewed

    • Positively Skewed

    • Symmetrical

    • Positively Skewed with a Potential Outlier

    • Negatively Skewed with a Potential Outlier

    • Symmetrical with a Potential Outlier

    Correct Answer
    A. Positively Skewed with a Potential Outlier
    Explanation
    Always be careful with the stem plot on the left, that you don't just rotate it clockwise to determine it's skew. Mirror it across to the right, then rotate anti-clockwise to get the shape of the data.

    Rate this question:

  • 23. 

    Which side has a greater range?

    • Left Side

    • Right Side

    Correct Answer
    A. Left Side
    Explanation
    Range is the highest value minus the lowest value.

    Rate this question:

  • 24. 

    What is the shape of the data on the left?

    • Negatively Skewed

    • Positively Skewed

    • Symmetrical

    • Positively Skewed with a Potential Outlier

    • Negatively Skewed with a Potential Outlier

    • Symmetrical with a Potential Outlier

    Correct Answer
    A. Positively Skewed with a Potential Outlier
    Explanation
    Always be careful with the stem plot on the left, that you don't just rotate it clockwise to determine it's skew. Mirror it across to the right, then rotate anti-clockwise to get the shape of the data.

    Rate this question:

  • 25. 

    What is the shape of the data on the left?

    • Negatively Skewed

    • Positively Skewed

    • Symmetrical

    • Positively Skewed with a Potential Outlier

    • Negatively Skewed with a Potential Outlier

    • Symmetrical with a Potential Outlier

    Correct Answer
    A. Positively Skewed with a Potential Outlier
    Explanation
    Always be careful with the stem plot on the left, that you don't just rotate it clockwise to determine it's skew. Mirror it across to the right, then rotate anti-clockwise to get the shape of the data.

    Rate this question:

  • 26. 

    What is the shape of the data on the left?

    • Negatively Skewed with a Potential Outlier

    • Symmetrical with a Potential Outlier

    • Negatively Skewed

    • Positively Skewed

    • Symmetrical

    • Positively Skewed with a Potential Outlier

    Correct Answer
    A. Positively Skewed with a Potential Outlier
    Explanation
    Always be careful with the stem plot on the left, that you don't just rotate it clockwise to determine it's skew. Mirror it across to the right, then rotate anti-clockwise to get the shape of the data.

    Rate this question:

  • 27. 

    Which side has a greater range?

    • Left Side

    • Right Side

    Correct Answer
    A. Right Side
    Explanation
    Range is the highest value minus the lowest value.

    Rate this question:

  • 28. 

    Which side has a greater range?

    • Left Side

    • Right Side

    Correct Answer
    A. Right Side
    Explanation
    Range is the highest value minus the lowest value.

    Rate this question:

  • 29. 

    Which side has a greater range?

    • Left Side

    • Right Side

    Correct Answer
    A. Right Side
    Explanation
    Range is the highest value minus the lowest value.

    Rate this question:

  • 30. 

    Which side has a greater range?

    • Left Side

    • Right Side

    Correct Answer
    A. Right Side
    Explanation
    Range is the highest value minus the lowest value.

    Rate this question:

  • 31. 

    Which side has a greater range?

    • Left Side

    • Right Side

    Correct Answer
    A. Left Side
    Explanation
    Range is the highest value minus the lowest value.

    Rate this question:

  • 32. 

    Which side has a greater range?

    • Left Side

    • Right Side

    • Neither. They are the same.

    Correct Answer
    A. Neither. They are the same.
    Explanation
    Range is the highest value minus the lowest value. Did you notice the 31.5 isn't the lowest number ... it's 31.0 ... so they are both 5.5 range.

    Rate this question:

  • 33. 

    Which side has a greater range?

    • Left Side

    • Right Side

    Correct Answer
    A. Left Side
    Explanation
    Range is the highest value minus the lowest value.

    Rate this question:

  • 34. 

    Which side has a greater range?

    • Left Side

    • Right Side

    Correct Answer
    A. Left Side
    Explanation
    Range is the highest value minus the lowest value.

    Rate this question:

  • 35. 

    Which side has a greater range?

    • Left Side

    • Right Side

    Correct Answer
    A. Left Side
    Explanation
    Range is the highest value minus the lowest value.

    Rate this question:

  • 36. 

    What is the median value for the data on the right? 

    Correct Answer
    114.5
    Explanation
    Remember, median is (n+1)/2 ... then count from the top or bottom to find the value THEN make sure you read it off the stem plot correctly (including the stem, not just the leaf). The median of a data set with an even number for 'n' may give a decimal answer.

    Rate this question:

  • 37. 

    What is the median value for the data on the right? 

    Correct Answer
    164
    Explanation
    Remember, median is (n+1)/2 ... then count from the top or bottom to find the value THEN make sure you read it off the stem plot correctly (including the stem, not just the leaf). The median of a data set with an even number for 'n' may give a decimal answer.

    Rate this question:

  • 38. 

    What is the median value for the data on the left? 

    Correct Answer
    75
    Explanation
    Remember, median is (n+1)/2 ... then count from the top or bottom to find the value THEN make sure you read it off the stem plot correctly (including the stem, not just the leaf). The median of a data set with an even number for 'n' may give a decimal answer.

    Rate this question:

  • 39. 

    What is the median value for the data on the right? 

    Correct Answer
    6.45
    Explanation
    Remember, median is (n+1)/2 ... then count from the top or bottom to find the value THEN make sure you read it off the stem plot correctly (including the stem, not just the leaf). The median of a data set with an even number for 'n' may give a decimal answer.

    Rate this question:

  • 40. 

    What is the median value for the data on the right? 

    Correct Answer
    48
    Explanation
    Remember, median is (n+1)/2 ... then count from the top or bottom to find the value THEN make sure you read it off the stem plot correctly (including the stem, not just the leaf). The median of a data set with an even number for 'n' may give a decimal answer.

    Rate this question:

  • 41. 

    What is the median value for the data on the right? 

    Correct Answer
    84
    Explanation
    Remember, median is (n+1)/2 ... then count from the top or bottom to find the value THEN make sure you read it off the stem plot correctly (including the stem, not just the leaf). The median of a data set with an even number for 'n' may give a decimal answer.

    Rate this question:

  • 42. 

    What is the median value for the data on the right? 

    Correct Answer
    118
    Explanation
    Remember, median is (n+1)/2 ... then count from the top or bottom to find the value THEN make sure you read it off the stem plot correctly (including the stem, not just the leaf). The median of a data set with an even number for 'n' may give a decimal answer.

    Rate this question:

  • 43. 

    What is the median value for the data on the left? 

    Correct Answer
    4.5
    Explanation
    Remember, median is (n+1)/2 ... then count from the top or bottom to find the value THEN make sure you read it off the stem plot correctly (including the stem, not just the leaf). The median of a data set with an even number for 'n' may give a decimal answer.

    Rate this question:

  • 44. 

    What is the median value for the data on the left? 

    Correct Answer
    56
    Explanation
    Remember, median is (n+1)/2 ... then count from the top or bottom to find the value THEN make sure you read it off the stem plot correctly (including the stem, not just the leaf). The median of a data set with an even number for 'n' may give a decimal answer.

    Rate this question:

Quiz Review Timeline (Updated): Mar 20, 2023 +

Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Mar 20, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Mar 01, 2015
    Quiz Created by
    Anthony Nunan
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