Visualizing Statistics Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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Question 1 1. Which of the following is a histogram also known by?

Question 2 2. You gathered data at a clinic and entered your results into the frequency table shown below. A research journal wants to know how many people at the clinic have either depression or anxiety. Which of the following would you report to the journal?

Question 3 3. What are groups of information that are scaled and separated equally?

Question 4 4. What do we call a chart that shows the popularity or mode of a certain type of data and the likelihood that a given event will fall below the frequency distribution?

Question 5 5. Histograms are very similar to what other graphical representation of numbers?

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Question 6 6. Which axis of a histogram usually shows the categories into which the various members of a data set fall?

Question 7 7. Tom is the owner of an ice cream cart and has graphed his sales for the past week based on the outside temperature. Identify the temperature where Tom will make a sales of more than $300.

Question 8 8. What is the distinguishing mark of a line graph?

Question 9 9. 'Variance' is similar to 'standard deviation' in all the following ways EXCEPT:

Question 10 10. Range, standard deviation, and variance are 'similar' in that each looks at

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Question 11 11. What do we call two sets of variables that can change and are compared to find relationships?

Question 12 12. What is the relationship between two sets of variables used to describe or predict information?

Question 13 13. During the first four Summer Olympic games attended by the United States, these medal counts were awarded. Calculate the median number of medals won during these Olympic Games.

Question 14 14. During the first four Summer Olympic games attended by the United States, these medal counts were awarded. Calculate the mode number of medals won during these Olympic Games.

Question 15 15. Which scatterplot shows the strongest correlation?

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Question 16 16. Which of the scatterplots shows a positive correlation?

Question 17 17. Jonathon has two data sets that have the same sample size. He has already created a frequency table for each set of data. What is a good way to compare this data visually?

Question 18 18. What is a line graph created by joining all of the top points of a histogram?

Question 19 19. What are two examples of inferential statistics?

Question 20 20. What is statistical estimation?

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Question 21 21. In the pie chart below, which activity takes up a quarter of the school day?

Question 22 22. According to this pie chart, what do students do most of during a school day?

Question 23 23. Which of the following best describes a frequency distribution?

Question 24 24. What is a chart that shows the popularity or mode of a certain type of data?

Question 25 25. What can we show using a histogram?

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Question 26 26.

The bar chart shows the time taken for six students to cover 75 meters.

_____ was the fastest and _____ was the slowest.

Question 27 27. 'Variance' attempts to estimate

Question 28 28. What is a straight line that attempts to predict the relationship between two points, also known as a trend line or line of best fit?

Question 29 29. During the first four Summer Olympic games attended by the United States, these medal counts were awarded. If there is an outlier, identify it from the number of medals won during these Olympic Games.

Question 30 30. Which of the scatterplots shows no correlation?

Visualizing Statistics Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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